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HomeMy WebLinkAbout16017_Carolina_Medical_IA_Quality_Study_Results_20120517102-A Woodwinds Industrial Court Cary NC, 27511 919.467.3090 919.467.3515Phone:FAX:www.encolabs.com Environmental Conservation Laboratories, Inc. ENCO Workorder(s): C205450 Raleigh, NC 27616 Unless otherwise noted in an attached project narrative, all samples were received in acceptable condition and processed in accordance with the referenced methods/procedures. Results for these procedures apply only to the samples as submitted. The analytical results contained in this report are in compliance with NELAC standards, except as noted in the project narrative. This report shall not be reproduced except in full, without the written approval of the Laboratory. This report contains only those analyses performed by Environmental Conservation Laboratories. Unless otherwise noted, all analyses were performed at ENCO Cary. Data from outside organizations will be reported under separate cover. If you have any questions or require further information, please do not hesitate to contact me. Sincerely, Enclosure(s) Project Number: [none], Project Name/Desc: Carolina Medical Attn: Kirk Pollard Mineral Springs Environmental (MI017) 4600 Mineral Springs Lane Bill Scott Project Manager Thursday, May 17, 2012 RE: Laboratory Results for Dear Kirk Pollard, Enclosed is a copy of your laboratory report for test samples received by our laboratory on Friday, May 11, 2012. The total number of pages in this report, including this page is 23. www.encolabs.com SAMPLE SUMMARY/LABORATORY CHRONICLE JS-089 C205450-01RE1 Sampled:05/10/12 17:15 Received:05/11/12 10:15Client ID:Lab ID: Prep Date/Time(s)Hold Date/Time(s)Parameter Analysis Date/Time(s) TO-15 06/09/12 05/15/12 11:00 5/15/2012 13:29 JS-055 C205450-02RE1 Sampled:05/10/12 17:15 Received:05/11/12 10:15Client ID:Lab ID: Prep Date/Time(s)Hold Date/Time(s)Parameter Analysis Date/Time(s) TO-15 06/09/12 05/15/12 11:00 5/15/2012 15:20 JS-024 C205450-03RE1 Sampled:05/10/12 17:15 Received:05/11/12 10:15Client ID:Lab ID: Prep Date/Time(s)Hold Date/Time(s)Parameter Analysis Date/Time(s) TO-15 06/09/12 05/15/12 11:00 5/15/2012 16:34 JS-043 C205450-04RE1 Sampled:05/10/12 17:15 Received:05/11/12 10:15Client ID:Lab ID: Prep Date/Time(s)Hold Date/Time(s)Parameter Analysis Date/Time(s) TO-15 06/09/12 05/15/12 11:00 5/15/2012 17:11 JS-039 C205450-05RE1 Sampled:05/10/12 17:15 Received:05/11/12 10:15Client ID:Lab ID: Prep Date/Time(s)Hold Date/Time(s)Parameter Analysis Date/Time(s) TO-15 06/09/12 05/15/12 11:00 5/15/2012 17:49 JS-096 C205450-06RE1 Sampled:05/10/12 17:15 Received:05/11/12 10:15Client ID:Lab ID: Prep Date/Time(s)Hold Date/Time(s)Parameter Analysis Date/Time(s) TO-15 06/09/12 05/15/12 11:00 5/15/2012 18:26 Page 2 of 23 www.encolabs.com SAMPLE DETECTION SUMMARY Lab ID:Client ID:JS-089 C205450-01RE1 Analyte MethodUnitsPQLResultsFlag NotesMDL 4 6 ug/m³ Air TO-15J 1,3-Butadiene 3 6 7 ug/m³ Air TO-15J 2-Butanone 2 14 6 ug/m³ Air TO-15 2-Propanol 2 56 12 ug/m³ Air TO-15 4-Ethyltoluene 5 17 6 ug/m³ Air TO-15 Acetone 2 14 8 ug/m³ Air TO-15 Benzene 1 9 11 ug/m³ Air TO-15J Ethylbenzene 2 5 10 ug/m³ Air TO-15J Heptane 4 6 9 ug/m³ Air TO-15JB J-01Methylene chloride 3 10 4 ug/m³ Air TO-15 Propene 3 6 11 ug/m³ Air TO-15J Styrene 3 16 9 ug/m³ Air TO-15 Toluene 2 25 11 ug/m³ Air TO-15 Xylenes (Total)4 Lab ID:Client ID:JS-055 C205450-02RE1 Analyte MethodUnitsPQLResultsFlag NotesMDL 7 6 ug/m³ Air TO-15 1,3-Butadiene 3 9 7 ug/m³ Air TO-15 2-Butanone 2 8 6 ug/m³ Air TO-15 2-Propanol 2 120 12 ug/m³ Air TO-15 4-Ethyltoluene 5 30 6 ug/m³ Air TO-15 Acetone 2 25 8 ug/m³ Air TO-15 Benzene 1 3 5 ug/m³ Air TO-15J Chloromethane 3 17 11 ug/m³ Air TO-15 Ethylbenzene 2 5 10 ug/m³ Air TO-15J Heptane 4 12 9 ug/m³ Air TO-15B J-01Methylene chloride 3 3 9 ug/m³ Air TO-15J n-Hexane 3 18 4 ug/m³ Air TO-15 Propene 3 12 11 ug/m³ Air TO-15 Styrene 3 30 9 ug/m³ Air TO-15 Toluene 2 1100 920 ug/m³ Air TO-15 Total Light Petroleum Hydrocarbons 920 52 11 ug/m³ Air TO-15 JXylenes (Total)4 Lab ID:Client ID:JS-024 C205450-03RE1 Analyte MethodUnitsPQLResultsFlag NotesMDL 6 12 ug/m³ Air TO-15J 2,2,4-Trimethylpentane 3 4 7 ug/m³ Air TO-15J 2-Butanone 2 4 6 ug/m³ Air TO-15J 2-Propanol 2 12 12 ug/m³ Air TO-15 4-Ethyltoluene 5 22 6 ug/m³ Air TO-15 Acetone 2 7 8 ug/m³ Air TO-15J Benzene 1 2 11 ug/m³ Air TO-15J Ethylbenzene 2 4 9 ug/m³ Air TO-15JB J-01Methylene chloride 3 4 4 ug/m³ Air TO-15 Propene 3 6 17 ug/m³ Air TO-15J Tetrachloroethene 4 5 9 ug/m³ Air TO-15J Toluene 2 6 11 ug/m³ Air TO-15J Xylenes (Total)4 Page 3 of 23 www.encolabs.com Lab ID:Client ID:JS-043 C205450-04RE1 Analyte MethodUnitsPQLResultsFlag NotesMDL 4 6 ug/m³ Air TO-15J 1,3-Butadiene 3 5 7 ug/m³ Air TO-15J 2-Butanone 2 6 6 ug/m³ Air TO-15 2-Propanol 2 49 12 ug/m³ Air TO-15 4-Ethyltoluene 5 24 6 ug/m³ Air TO-15 Acetone 2 12 8 ug/m³ Air TO-15 Benzene 1 8 11 ug/m³ Air TO-15J Ethylbenzene 2 13 9 ug/m³ Air TO-15B J-01Methylene chloride 3 8 9 ug/m³ Air TO-15J n-Hexane 3 9 4 ug/m³ Air TO-15 Propene 3 5 11 ug/m³ Air TO-15J Styrene 3 6 17 ug/m³ Air TO-15J Tetrachloroethene 4 15 9 ug/m³ Air TO-15 Toluene 2 22 11 ug/m³ Air TO-15 Xylenes (Total)4 Lab ID:Client ID:JS-039 C205450-05RE1 Analyte MethodUnitsPQLResultsFlag NotesMDL 5 7 ug/m³ Air TO-15J 2-Butanone 2 4 6 ug/m³ Air TO-15J 2-Propanol 2 29 12 ug/m³ Air TO-15 4-Ethyltoluene 5 24 6 ug/m³ Air TO-15 Acetone 2 7 8 ug/m³ Air TO-15J Benzene 1 5 11 ug/m³ Air TO-15J Ethylbenzene 2 20 9 ug/m³ Air TO-15B J-01Methylene chloride 3 4 9 ug/m³ Air TO-15J n-Hexane 3 5 4 ug/m³ Air TO-15 Propene 3 3 11 ug/m³ Air TO-15J Styrene 3 9 9 ug/m³ Air TO-15 Toluene 2 13 11 ug/m³ Air TO-15 JXylenes (Total)4 Lab ID:Client ID:JS-096 C205450-06RE1 Analyte MethodUnitsPQLResultsFlag NotesMDL 3 7 ug/m³ Air TO-15J 2-Butanone 2 3 6 ug/m³ Air TO-15J 2-Propanol 2 13 6 ug/m³ Air TO-15 Acetone 2 8 9 ug/m³ Air TO-15JB J-01Methylene chloride 3 3 9 ug/m³ Air TO-15J Toluene 2 Page 4 of 23 www.encolabs.com ANALYTICAL RESULTS JS-089Description:Lab Sample ID:C205450-01 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 13:291,1,1-Trichloroethane [71-55-6]1 4 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 13:291,1,2,2-Tetrachloroethane [79-34-5]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 13:291,1,2-Trichloroethane [79-00-5]1 2 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 13:291,1-Dichloroethane [75-34-3]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 13:291,1-Dichloroethene [75-35-4]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 13:291,2,4-Trichlorobenzene [120-82-1]1 5 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 13:291,2,4-Trimethylbenzene [95-63-6]1 7 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 13:291,2-Dibromoethane [106-93-4]1 3 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 13:291,2-Dichlorobenzene [95-50-1]1 11 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 13:291,2-Dichloroethane [107-06-2]1 2 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 13:291,2-Dichloropropane [78-87-5]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 13:291,3,5-Trimethylbenzene [108-67-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 13:291,3-Butadiene [106-99-0]1 3 GMB2E1500964J ug/m³ Air TO-15 05/15/12 13:291,3-Dichlorobenzene [541-73-1]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 13:291,4-Dichlorobenzene [106-46-7]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 13:291,4-Dioxane [123-91-1]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 13:292,2,4-Trimethylpentane [540-84-1]1 3 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 13:292-Butanone [78-93-3]1 2 GMB2E1500976J ug/m³ Air TO-15 05/15/12 13:292-Hexanone [591-78-6]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 13:292-Propanol [67-63-0]1 2 GMB2E15009614 ug/m³ Air TO-15 05/15/12 13:293-Chloropropene [107-05-1]1 3 GMB2E150098ND ug/m³ Air TO-15 05/15/12 13:294-Ethyltoluene [622-96-8]1 5 GMB2E150091256 ug/m³ Air TO-15 05/15/12 13:294-Methyl-2-pentanone [108-10-1]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 13:29Acetone [67-64-1]1 2 GMB2E15009617 ug/m³ Air TO-15 05/15/12 13:29Benzene [71-43-2]1 1 GMB2E15009814 ug/m³ Air TO-15 05/15/12 13:29Benzyl chloride [100-44-7]1 7 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 13:29Bromodichloromethane [75-27-4]1 3 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 13:29Bromoethene [593-60-2]1 6 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 13:29Bromoform [75-25-2]1 6 GMB2E1500926ND ug/m³ Air TO-15 05/15/12 13:29Bromomethane [74-83-9]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 13:29Carbon disulfide [75-15-0]1 2 GMB2E150098ND ug/m³ Air TO-15 05/15/12 13:29Carbon tetrachloride [56-23-5]1 4 GMB2E1500916ND ug/m³ Air TO-15 05/15/12 13:29Chlorobenzene [108-90-7]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 13:29Chloroethane [75-00-3]1 3 GMB2E150097ND ug/m³ Air TO-15 05/15/12 13:29Chloroform [67-66-3]1 3 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 13:29Chloromethane [74-87-3]1 3 GMB2E150095ND ug/m³ Air TO-15 05/15/12 13:29cis-1,2-Dichloroethene [156-59-2]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 13:29cis-1,3-Dichloropropene [10061-01-5]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 13:29Cyclohexane [110-82-7]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 13:29Dibromochloromethane [124-48-1]1 3 GMB2E1500921ND ug/m³ Air TO-15 05/15/12 13:29Dichlorodifluoromethane [75-71-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 13:29Ethyl Acetate [141-78-6]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 13:29Ethylbenzene [100-41-4]1 2 GMB2E15009119J ug/m³ Air TO-15 05/15/12 13:29Freon 113 [76-13-1]1 11 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 13:29Freon 114 [76-14-2]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 13:29Heptane [142-82-5]1 4 GMB2E15009105J ug/m³ Air TO-15 05/15/12 13:29Hexachlorobutadiene [87-68-3]1 10 GMB2E1500927ND ug/m³ Air TO-15 05/15/12 13:29Methylene chloride [75-09-2]1 3 GMB2E1500996JB J-01 Page 5 of 23 www.encolabs.com JS-089Description:Lab Sample ID:C205450-01 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 13:29Methyl-tert-butyl ether [1634-04-4]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 13:29n-Hexane [110-54-3]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 13:29Propene [115-07-1]1 3 GMB2E15009410 ug/m³ Air TO-15 05/15/12 13:29Styrene [100-42-5]1 3 GMB2E15009116J ug/m³ Air TO-15 05/15/12 13:29Tetrachloroethene [127-18-4]1 4 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 13:29Tetrahydrofuran [109-99-9]1 2 GMB2E150097ND ug/m³ Air TO-15 05/15/12 13:29Toluene [108-88-3]1 2 GMB2E15009916 ug/m³ Air TO-15 05/15/12 13:29Total Light Petroleum Hydrocarbons [ECL-0163] 1 920 GMB2E15009920ND ug/m³ Air TO-15 05/15/12 13:29trans-1,2-Dichloroethene [156-60-5]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 13:29trans-1,3-Dichloropropene [10061-02-6]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 13:29Trichloroethene [79-01-6]1 3 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 13:29Trichlorofluoromethane [75-69-4]1 6 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 13:29Vinyl acetate [108-05-4]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 13:29Vinyl chloride [75-01-4]1 4 GMB2E150096ND ug/m³ Air TO-15 05/15/12 13:29Xylenes (Total) [1330-20-7]1 4 GMB2E150091125 Surrogates Results Spike Lvl % Rec Batch Method Analyzed By% Rec Limits NotesDF 4-Bromofluorobenzene 64-12493.8 %GMBTO-15 05/15/12 13:292E150092931.2 1 This report relates only to the sample as received by the laboratory, and may only be reproduced in full. Page 6 of 23 www.encolabs.com JS-055Description:Lab Sample ID:C205450-02 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 15:201,1,1-Trichloroethane [71-55-6]1 4 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 15:201,1,2,2-Tetrachloroethane [79-34-5]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 15:201,1,2-Trichloroethane [79-00-5]1 2 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 15:201,1-Dichloroethane [75-34-3]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 15:201,1-Dichloroethene [75-35-4]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 15:201,2,4-Trichlorobenzene [120-82-1]1 5 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 15:201,2,4-Trimethylbenzene [95-63-6]1 7 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 15:201,2-Dibromoethane [106-93-4]1 3 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 15:201,2-Dichlorobenzene [95-50-1]1 11 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 15:201,2-Dichloroethane [107-06-2]1 2 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 15:201,2-Dichloropropane [78-87-5]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 15:201,3,5-Trimethylbenzene [108-67-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 15:201,3-Butadiene [106-99-0]1 3 GMB2E1500967 ug/m³ Air TO-15 05/15/12 15:201,3-Dichlorobenzene [541-73-1]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 15:201,4-Dichlorobenzene [106-46-7]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 15:201,4-Dioxane [123-91-1]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 15:202,2,4-Trimethylpentane [540-84-1]1 3 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 15:202-Butanone [78-93-3]1 2 GMB2E1500979 ug/m³ Air TO-15 05/15/12 15:202-Hexanone [591-78-6]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 15:202-Propanol [67-63-0]1 2 GMB2E1500968 ug/m³ Air TO-15 05/15/12 15:203-Chloropropene [107-05-1]1 3 GMB2E150098ND ug/m³ Air TO-15 05/15/12 15:204-Ethyltoluene [622-96-8]1 5 GMB2E1500912120 ug/m³ Air TO-15 05/15/12 15:204-Methyl-2-pentanone [108-10-1]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 15:20Acetone [67-64-1]1 2 GMB2E15009630 ug/m³ Air TO-15 05/15/12 15:20Benzene [71-43-2]1 1 GMB2E15009825 ug/m³ Air TO-15 05/15/12 15:20Benzyl chloride [100-44-7]1 7 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 15:20Bromodichloromethane [75-27-4]1 3 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 15:20Bromoethene [593-60-2]1 6 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 15:20Bromoform [75-25-2]1 6 GMB2E1500926ND ug/m³ Air TO-15 05/15/12 15:20Bromomethane [74-83-9]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 15:20Carbon disulfide [75-15-0]1 2 GMB2E150098ND ug/m³ Air TO-15 05/15/12 15:20Carbon tetrachloride [56-23-5]1 4 GMB2E1500916ND ug/m³ Air TO-15 05/15/12 15:20Chlorobenzene [108-90-7]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 15:20Chloroethane [75-00-3]1 3 GMB2E150097ND ug/m³ Air TO-15 05/15/12 15:20Chloroform [67-66-3]1 3 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 15:20Chloromethane [74-87-3]1 3 GMB2E1500953J ug/m³ Air TO-15 05/15/12 15:20cis-1,2-Dichloroethene [156-59-2]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 15:20cis-1,3-Dichloropropene [10061-01-5]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 15:20Cyclohexane [110-82-7]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 15:20Dibromochloromethane [124-48-1]1 3 GMB2E1500921ND ug/m³ Air TO-15 05/15/12 15:20Dichlorodifluoromethane [75-71-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 15:20Ethyl Acetate [141-78-6]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 15:20Ethylbenzene [100-41-4]1 2 GMB2E150091117 ug/m³ Air TO-15 05/15/12 15:20Freon 113 [76-13-1]1 11 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 15:20Freon 114 [76-14-2]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 15:20Heptane [142-82-5]1 4 GMB2E15009105J ug/m³ Air TO-15 05/15/12 15:20Hexachlorobutadiene [87-68-3]1 10 GMB2E1500927ND ug/m³ Air TO-15 05/15/12 15:20Methylene chloride [75-09-2]1 3 GMB2E15009912B J-01 ug/m³ Air TO-15 05/15/12 15:20Methyl-tert-butyl ether [1634-04-4]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 15:20n-Hexane [110-54-3]1 3 GMB2E1500993J ug/m³ Air TO-15 05/15/12 15:20Propene [115-07-1]1 3 GMB2E15009418 Page 7 of 23 www.encolabs.com JS-055Description:Lab Sample ID:C205450-02 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 15:20Styrene [100-42-5]1 3 GMB2E150091112 ug/m³ Air TO-15 05/15/12 15:20Tetrachloroethene [127-18-4]1 4 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 15:20Tetrahydrofuran [109-99-9]1 2 GMB2E150097ND ug/m³ Air TO-15 05/15/12 15:20Toluene [108-88-3]1 2 GMB2E15009930 ug/m³ Air TO-15 05/15/12 15:20Total Light Petroleum Hydrocarbons [ECL-0163] 1 920 GMB2E150099201100 ug/m³ Air TO-15 05/15/12 15:20trans-1,2-Dichloroethene [156-60-5]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 15:20trans-1,3-Dichloropropene [10061-02-6]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 15:20Trichloroethene [79-01-6]1 3 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 15:20Trichlorofluoromethane [75-69-4]1 6 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 15:20Vinyl acetate [108-05-4]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 15:20Vinyl chloride [75-01-4]1 4 GMB2E150096ND ug/m³ Air TO-15 05/15/12 15:20Xylenes (Total) [1330-20-7]1 4 GMB2E150091152 J Surrogates Results Spike Lvl % Rec Batch Method Analyzed By% Rec Limits NotesDF 4-Bromofluorobenzene 64-12489.7 %GMBTO-15 05/15/12 15:202E150092831.2 1 This report relates only to the sample as received by the laboratory, and may only be reproduced in full. Page 8 of 23 www.encolabs.com JS-024Description:Lab Sample ID:C205450-03 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 16:341,1,1-Trichloroethane [71-55-6]1 4 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 16:341,1,2,2-Tetrachloroethane [79-34-5]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 16:341,1,2-Trichloroethane [79-00-5]1 2 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 16:341,1-Dichloroethane [75-34-3]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 16:341,1-Dichloroethene [75-35-4]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 16:341,2,4-Trichlorobenzene [120-82-1]1 5 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 16:341,2,4-Trimethylbenzene [95-63-6]1 7 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 16:341,2-Dibromoethane [106-93-4]1 3 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 16:341,2-Dichlorobenzene [95-50-1]1 11 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 16:341,2-Dichloroethane [107-06-2]1 2 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 16:341,2-Dichloropropane [78-87-5]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 16:341,3,5-Trimethylbenzene [108-67-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 16:341,3-Butadiene [106-99-0]1 3 GMB2E150096ND ug/m³ Air TO-15 05/15/12 16:341,3-Dichlorobenzene [541-73-1]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 16:341,4-Dichlorobenzene [106-46-7]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 16:341,4-Dioxane [123-91-1]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 16:342,2,4-Trimethylpentane [540-84-1]1 3 GMB2E15009126J ug/m³ Air TO-15 05/15/12 16:342-Butanone [78-93-3]1 2 GMB2E1500974J ug/m³ Air TO-15 05/15/12 16:342-Hexanone [591-78-6]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 16:342-Propanol [67-63-0]1 2 GMB2E1500964J ug/m³ Air TO-15 05/15/12 16:343-Chloropropene [107-05-1]1 3 GMB2E150098ND ug/m³ Air TO-15 05/15/12 16:344-Ethyltoluene [622-96-8]1 5 GMB2E150091212 ug/m³ Air TO-15 05/15/12 16:344-Methyl-2-pentanone [108-10-1]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 16:34Acetone [67-64-1]1 2 GMB2E15009622 ug/m³ Air TO-15 05/15/12 16:34Benzene [71-43-2]1 1 GMB2E1500987J ug/m³ Air TO-15 05/15/12 16:34Benzyl chloride [100-44-7]1 7 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 16:34Bromodichloromethane [75-27-4]1 3 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 16:34Bromoethene [593-60-2]1 6 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 16:34Bromoform [75-25-2]1 6 GMB2E1500926ND ug/m³ Air TO-15 05/15/12 16:34Bromomethane [74-83-9]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 16:34Carbon disulfide [75-15-0]1 2 GMB2E150098ND ug/m³ Air TO-15 05/15/12 16:34Carbon tetrachloride [56-23-5]1 4 GMB2E1500916ND ug/m³ Air TO-15 05/15/12 16:34Chlorobenzene [108-90-7]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 16:34Chloroethane [75-00-3]1 3 GMB2E150097ND ug/m³ Air TO-15 05/15/12 16:34Chloroform [67-66-3]1 3 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 16:34Chloromethane [74-87-3]1 3 GMB2E150095ND ug/m³ Air TO-15 05/15/12 16:34cis-1,2-Dichloroethene [156-59-2]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 16:34cis-1,3-Dichloropropene [10061-01-5]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 16:34Cyclohexane [110-82-7]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 16:34Dibromochloromethane [124-48-1]1 3 GMB2E1500921ND ug/m³ Air TO-15 05/15/12 16:34Dichlorodifluoromethane [75-71-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 16:34Ethyl Acetate [141-78-6]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 16:34Ethylbenzene [100-41-4]1 2 GMB2E15009112J ug/m³ Air TO-15 05/15/12 16:34Freon 113 [76-13-1]1 11 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 16:34Freon 114 [76-14-2]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 16:34Heptane [142-82-5]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 16:34Hexachlorobutadiene [87-68-3]1 10 GMB2E1500927ND ug/m³ Air TO-15 05/15/12 16:34Methylene chloride [75-09-2]1 3 GMB2E1500994JB J-01 ug/m³ Air TO-15 05/15/12 16:34Methyl-tert-butyl ether [1634-04-4]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 16:34n-Hexane [110-54-3]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 16:34Propene [115-07-1]1 3 GMB2E1500944 Page 9 of 23 www.encolabs.com JS-024Description:Lab Sample ID:C205450-03 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 16:34Styrene [100-42-5]1 3 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 16:34Tetrachloroethene [127-18-4]1 4 GMB2E15009176J ug/m³ Air TO-15 05/15/12 16:34Tetrahydrofuran [109-99-9]1 2 GMB2E150097ND ug/m³ Air TO-15 05/15/12 16:34Toluene [108-88-3]1 2 GMB2E1500995J ug/m³ Air TO-15 05/15/12 16:34Total Light Petroleum Hydrocarbons [ECL-0163] 1 920 GMB2E15009920ND ug/m³ Air TO-15 05/15/12 16:34trans-1,2-Dichloroethene [156-60-5]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 16:34trans-1,3-Dichloropropene [10061-02-6]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 16:34Trichloroethene [79-01-6]1 3 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 16:34Trichlorofluoromethane [75-69-4]1 6 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 16:34Vinyl acetate [108-05-4]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 16:34Vinyl chloride [75-01-4]1 4 GMB2E150096ND ug/m³ Air TO-15 05/15/12 16:34Xylenes (Total) [1330-20-7]1 4 GMB2E15009116J Surrogates Results Spike Lvl % Rec Batch Method Analyzed By% Rec Limits NotesDF 4-Bromofluorobenzene 64-12496.5 %GMBTO-15 05/15/12 16:342E150093031.2 1 This report relates only to the sample as received by the laboratory, and may only be reproduced in full. Page 10 of 23 www.encolabs.com JS-043Description:Lab Sample ID:C205450-04 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 17:111,1,1-Trichloroethane [71-55-6]1 4 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 17:111,1,2,2-Tetrachloroethane [79-34-5]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 17:111,1,2-Trichloroethane [79-00-5]1 2 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 17:111,1-Dichloroethane [75-34-3]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:111,1-Dichloroethene [75-35-4]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:111,2,4-Trichlorobenzene [120-82-1]1 5 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 17:111,2,4-Trimethylbenzene [95-63-6]1 7 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:111,2-Dibromoethane [106-93-4]1 3 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 17:111,2-Dichlorobenzene [95-50-1]1 11 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 17:111,2-Dichloroethane [107-06-2]1 2 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:111,2-Dichloropropane [78-87-5]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:111,3,5-Trimethylbenzene [108-67-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:111,3-Butadiene [106-99-0]1 3 GMB2E1500964J ug/m³ Air TO-15 05/15/12 17:111,3-Dichlorobenzene [541-73-1]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 17:111,4-Dichlorobenzene [106-46-7]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 17:111,4-Dioxane [123-91-1]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 17:112,2,4-Trimethylpentane [540-84-1]1 3 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:112-Butanone [78-93-3]1 2 GMB2E1500975J ug/m³ Air TO-15 05/15/12 17:112-Hexanone [591-78-6]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:112-Propanol [67-63-0]1 2 GMB2E1500966 ug/m³ Air TO-15 05/15/12 17:113-Chloropropene [107-05-1]1 3 GMB2E150098ND ug/m³ Air TO-15 05/15/12 17:114-Ethyltoluene [622-96-8]1 5 GMB2E150091249 ug/m³ Air TO-15 05/15/12 17:114-Methyl-2-pentanone [108-10-1]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:11Acetone [67-64-1]1 2 GMB2E15009624 ug/m³ Air TO-15 05/15/12 17:11Benzene [71-43-2]1 1 GMB2E15009812 ug/m³ Air TO-15 05/15/12 17:11Benzyl chloride [100-44-7]1 7 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 17:11Bromodichloromethane [75-27-4]1 3 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 17:11Bromoethene [593-60-2]1 6 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 17:11Bromoform [75-25-2]1 6 GMB2E1500926ND ug/m³ Air TO-15 05/15/12 17:11Bromomethane [74-83-9]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:11Carbon disulfide [75-15-0]1 2 GMB2E150098ND ug/m³ Air TO-15 05/15/12 17:11Carbon tetrachloride [56-23-5]1 4 GMB2E1500916ND ug/m³ Air TO-15 05/15/12 17:11Chlorobenzene [108-90-7]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:11Chloroethane [75-00-3]1 3 GMB2E150097ND ug/m³ Air TO-15 05/15/12 17:11Chloroform [67-66-3]1 3 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:11Chloromethane [74-87-3]1 3 GMB2E150095ND ug/m³ Air TO-15 05/15/12 17:11cis-1,2-Dichloroethene [156-59-2]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:11cis-1,3-Dichloropropene [10061-01-5]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 17:11Cyclohexane [110-82-7]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 17:11Dibromochloromethane [124-48-1]1 3 GMB2E1500921ND ug/m³ Air TO-15 05/15/12 17:11Dichlorodifluoromethane [75-71-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:11Ethyl Acetate [141-78-6]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 17:11Ethylbenzene [100-41-4]1 2 GMB2E15009118J ug/m³ Air TO-15 05/15/12 17:11Freon 113 [76-13-1]1 11 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 17:11Freon 114 [76-14-2]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 17:11Heptane [142-82-5]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:11Hexachlorobutadiene [87-68-3]1 10 GMB2E1500927ND ug/m³ Air TO-15 05/15/12 17:11Methylene chloride [75-09-2]1 3 GMB2E15009913B J-01 ug/m³ Air TO-15 05/15/12 17:11Methyl-tert-butyl ether [1634-04-4]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 17:11n-Hexane [110-54-3]1 3 GMB2E1500998J ug/m³ Air TO-15 05/15/12 17:11Propene [115-07-1]1 3 GMB2E1500949 Page 11 of 23 www.encolabs.com JS-043Description:Lab Sample ID:C205450-04 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 17:11Styrene [100-42-5]1 3 GMB2E15009115J ug/m³ Air TO-15 05/15/12 17:11Tetrachloroethene [127-18-4]1 4 GMB2E15009176J ug/m³ Air TO-15 05/15/12 17:11Tetrahydrofuran [109-99-9]1 2 GMB2E150097ND ug/m³ Air TO-15 05/15/12 17:11Toluene [108-88-3]1 2 GMB2E15009915 ug/m³ Air TO-15 05/15/12 17:11Total Light Petroleum Hydrocarbons [ECL-0163] 1 920 GMB2E15009920ND ug/m³ Air TO-15 05/15/12 17:11trans-1,2-Dichloroethene [156-60-5]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:11trans-1,3-Dichloropropene [10061-02-6]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 17:11Trichloroethene [79-01-6]1 3 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 17:11Trichlorofluoromethane [75-69-4]1 6 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 17:11Vinyl acetate [108-05-4]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 17:11Vinyl chloride [75-01-4]1 4 GMB2E150096ND ug/m³ Air TO-15 05/15/12 17:11Xylenes (Total) [1330-20-7]1 4 GMB2E150091122 Surrogates Results Spike Lvl % Rec Batch Method Analyzed By% Rec Limits NotesDF 4-Bromofluorobenzene 64-12496.8 %GMBTO-15 05/15/12 17:112E150093031.2 1 This report relates only to the sample as received by the laboratory, and may only be reproduced in full. Page 12 of 23 www.encolabs.com JS-039Description:Lab Sample ID:C205450-05 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 17:491,1,1-Trichloroethane [71-55-6]1 4 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 17:491,1,2,2-Tetrachloroethane [79-34-5]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 17:491,1,2-Trichloroethane [79-00-5]1 2 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 17:491,1-Dichloroethane [75-34-3]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:491,1-Dichloroethene [75-35-4]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:491,2,4-Trichlorobenzene [120-82-1]1 5 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 17:491,2,4-Trimethylbenzene [95-63-6]1 7 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:491,2-Dibromoethane [106-93-4]1 3 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 17:491,2-Dichlorobenzene [95-50-1]1 11 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 17:491,2-Dichloroethane [107-06-2]1 2 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:491,2-Dichloropropane [78-87-5]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:491,3,5-Trimethylbenzene [108-67-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:491,3-Butadiene [106-99-0]1 3 GMB2E150096ND ug/m³ Air TO-15 05/15/12 17:491,3-Dichlorobenzene [541-73-1]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 17:491,4-Dichlorobenzene [106-46-7]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 17:491,4-Dioxane [123-91-1]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 17:492,2,4-Trimethylpentane [540-84-1]1 3 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:492-Butanone [78-93-3]1 2 GMB2E1500975J ug/m³ Air TO-15 05/15/12 17:492-Hexanone [591-78-6]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:492-Propanol [67-63-0]1 2 GMB2E1500964J ug/m³ Air TO-15 05/15/12 17:493-Chloropropene [107-05-1]1 3 GMB2E150098ND ug/m³ Air TO-15 05/15/12 17:494-Ethyltoluene [622-96-8]1 5 GMB2E150091229 ug/m³ Air TO-15 05/15/12 17:494-Methyl-2-pentanone [108-10-1]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:49Acetone [67-64-1]1 2 GMB2E15009624 ug/m³ Air TO-15 05/15/12 17:49Benzene [71-43-2]1 1 GMB2E1500987J ug/m³ Air TO-15 05/15/12 17:49Benzyl chloride [100-44-7]1 7 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 17:49Bromodichloromethane [75-27-4]1 3 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 17:49Bromoethene [593-60-2]1 6 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 17:49Bromoform [75-25-2]1 6 GMB2E1500926ND ug/m³ Air TO-15 05/15/12 17:49Bromomethane [74-83-9]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:49Carbon disulfide [75-15-0]1 2 GMB2E150098ND ug/m³ Air TO-15 05/15/12 17:49Carbon tetrachloride [56-23-5]1 4 GMB2E1500916ND ug/m³ Air TO-15 05/15/12 17:49Chlorobenzene [108-90-7]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:49Chloroethane [75-00-3]1 3 GMB2E150097ND ug/m³ Air TO-15 05/15/12 17:49Chloroform [67-66-3]1 3 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:49Chloromethane [74-87-3]1 3 GMB2E150095ND ug/m³ Air TO-15 05/15/12 17:49cis-1,2-Dichloroethene [156-59-2]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:49cis-1,3-Dichloropropene [10061-01-5]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 17:49Cyclohexane [110-82-7]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 17:49Dibromochloromethane [124-48-1]1 3 GMB2E1500921ND ug/m³ Air TO-15 05/15/12 17:49Dichlorodifluoromethane [75-71-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 17:49Ethyl Acetate [141-78-6]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 17:49Ethylbenzene [100-41-4]1 2 GMB2E15009115J ug/m³ Air TO-15 05/15/12 17:49Freon 113 [76-13-1]1 11 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 17:49Freon 114 [76-14-2]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 17:49Heptane [142-82-5]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:49Hexachlorobutadiene [87-68-3]1 10 GMB2E1500927ND ug/m³ Air TO-15 05/15/12 17:49Methylene chloride [75-09-2]1 3 GMB2E15009920B J-01 ug/m³ Air TO-15 05/15/12 17:49Methyl-tert-butyl ether [1634-04-4]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 17:49n-Hexane [110-54-3]1 3 GMB2E1500994J ug/m³ Air TO-15 05/15/12 17:49Propene [115-07-1]1 3 GMB2E1500945 Page 13 of 23 www.encolabs.com JS-039Description:Lab Sample ID:C205450-05 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 17:49Styrene [100-42-5]1 3 GMB2E15009113J ug/m³ Air TO-15 05/15/12 17:49Tetrachloroethene [127-18-4]1 4 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 17:49Tetrahydrofuran [109-99-9]1 2 GMB2E150097ND ug/m³ Air TO-15 05/15/12 17:49Toluene [108-88-3]1 2 GMB2E1500999 ug/m³ Air TO-15 05/15/12 17:49Total Light Petroleum Hydrocarbons [ECL-0163] 1 920 GMB2E15009920ND ug/m³ Air TO-15 05/15/12 17:49trans-1,2-Dichloroethene [156-60-5]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 17:49trans-1,3-Dichloropropene [10061-02-6]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 17:49Trichloroethene [79-01-6]1 3 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 17:49Trichlorofluoromethane [75-69-4]1 6 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 17:49Vinyl acetate [108-05-4]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 17:49Vinyl chloride [75-01-4]1 4 GMB2E150096ND ug/m³ Air TO-15 05/15/12 17:49Xylenes (Total) [1330-20-7]1 4 GMB2E150091113 J Surrogates Results Spike Lvl % Rec Batch Method Analyzed By% Rec Limits NotesDF 4-Bromofluorobenzene 64-12498.5 %GMBTO-15 05/15/12 17:492E150093131.2 1 This report relates only to the sample as received by the laboratory, and may only be reproduced in full. Page 14 of 23 www.encolabs.com JS-096Description:Lab Sample ID:C205450-06 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 18:261,1,1-Trichloroethane [71-55-6]1 4 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 18:261,1,2,2-Tetrachloroethane [79-34-5]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 18:261,1,2-Trichloroethane [79-00-5]1 2 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 18:261,1-Dichloroethane [75-34-3]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 18:261,1-Dichloroethene [75-35-4]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 18:261,2,4-Trichlorobenzene [120-82-1]1 5 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 18:261,2,4-Trimethylbenzene [95-63-6]1 7 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 18:261,2-Dibromoethane [106-93-4]1 3 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 18:261,2-Dichlorobenzene [95-50-1]1 11 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 18:261,2-Dichloroethane [107-06-2]1 2 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 18:261,2-Dichloropropane [78-87-5]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 18:261,3,5-Trimethylbenzene [108-67-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 18:261,3-Butadiene [106-99-0]1 3 GMB2E150096ND ug/m³ Air TO-15 05/15/12 18:261,3-Dichlorobenzene [541-73-1]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 18:261,4-Dichlorobenzene [106-46-7]1 8 GMB2E1500915ND ug/m³ Air TO-15 05/15/12 18:261,4-Dioxane [123-91-1]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 18:262,2,4-Trimethylpentane [540-84-1]1 3 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 18:262-Butanone [78-93-3]1 2 GMB2E1500973J ug/m³ Air TO-15 05/15/12 18:262-Hexanone [591-78-6]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 18:262-Propanol [67-63-0]1 2 GMB2E1500963J ug/m³ Air TO-15 05/15/12 18:263-Chloropropene [107-05-1]1 3 GMB2E150098ND ug/m³ Air TO-15 05/15/12 18:264-Ethyltoluene [622-96-8]1 5 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 18:264-Methyl-2-pentanone [108-10-1]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 18:26Acetone [67-64-1]1 2 GMB2E15009613 ug/m³ Air TO-15 05/15/12 18:26Benzene [71-43-2]1 1 GMB2E150098ND ug/m³ Air TO-15 05/15/12 18:26Benzyl chloride [100-44-7]1 7 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 18:26Bromodichloromethane [75-27-4]1 3 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 18:26Bromoethene [593-60-2]1 6 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 18:26Bromoform [75-25-2]1 6 GMB2E1500926ND ug/m³ Air TO-15 05/15/12 18:26Bromomethane [74-83-9]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 18:26Carbon disulfide [75-15-0]1 2 GMB2E150098ND ug/m³ Air TO-15 05/15/12 18:26Carbon tetrachloride [56-23-5]1 4 GMB2E1500916ND ug/m³ Air TO-15 05/15/12 18:26Chlorobenzene [108-90-7]1 2 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 18:26Chloroethane [75-00-3]1 3 GMB2E150097ND ug/m³ Air TO-15 05/15/12 18:26Chloroform [67-66-3]1 3 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 18:26Chloromethane [74-87-3]1 3 GMB2E150095ND ug/m³ Air TO-15 05/15/12 18:26cis-1,2-Dichloroethene [156-59-2]1 3 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 18:26cis-1,3-Dichloropropene [10061-01-5]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 18:26Cyclohexane [110-82-7]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 18:26Dibromochloromethane [124-48-1]1 3 GMB2E1500921ND ug/m³ Air TO-15 05/15/12 18:26Dichlorodifluoromethane [75-71-8]1 6 GMB2E1500912ND ug/m³ Air TO-15 05/15/12 18:26Ethyl Acetate [141-78-6]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 18:26Ethylbenzene [100-41-4]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 18:26Freon 113 [76-13-1]1 11 GMB2E1500919ND ug/m³ Air TO-15 05/15/12 18:26Freon 114 [76-14-2]1 8 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 18:26Heptane [142-82-5]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 18:26Hexachlorobutadiene [87-68-3]1 10 GMB2E1500927ND ug/m³ Air TO-15 05/15/12 18:26Methylene chloride [75-09-2]1 3 GMB2E1500998JB J-01 ug/m³ Air TO-15 05/15/12 18:26Methyl-tert-butyl ether [1634-04-4]1 2 GMB2E150099ND ug/m³ Air TO-15 05/15/12 18:26n-Hexane [110-54-3]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 18:26Propene [115-07-1]1 3 GMB2E150094ND Page 15 of 23 www.encolabs.com JS-096Description:Lab Sample ID:C205450-06 05/11/12 10:15Received: Matrix:Air Sampled:05/10/12 17:15 Work Order:C205450 Carolina MedicalProject:Sampled By:Jimmy Hair % Solids: Volatile Organic Compounds by GCMS Analyte [CAS Number]DFUnitsResults MDL Method Analyzed ByBatchMRLFlag Notes ug/m³ Air TO-15 05/15/12 18:26Styrene [100-42-5]1 3 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 18:26Tetrachloroethene [127-18-4]1 4 GMB2E1500917ND ug/m³ Air TO-15 05/15/12 18:26Tetrahydrofuran [109-99-9]1 2 GMB2E150097ND ug/m³ Air TO-15 05/15/12 18:26Toluene [108-88-3]1 2 GMB2E1500993J ug/m³ Air TO-15 05/15/12 18:26Total Light Petroleum Hydrocarbons [ECL-0163] 1 920 GMB2E15009920ND ug/m³ Air TO-15 05/15/12 18:26trans-1,2-Dichloroethene [156-60-5]1 4 GMB2E1500910ND ug/m³ Air TO-15 05/15/12 18:26trans-1,3-Dichloropropene [10061-02-6]1 2 GMB2E1500911ND ug/m³ Air TO-15 05/15/12 18:26Trichloroethene [79-01-6]1 3 GMB2E1500913ND ug/m³ Air TO-15 05/15/12 18:26Trichlorofluoromethane [75-69-4]1 6 GMB2E1500914ND ug/m³ Air TO-15 05/15/12 18:26Vinyl acetate [108-05-4]1 3 GMB2E150099ND ug/m³ Air TO-15 05/15/12 18:26Vinyl chloride [75-01-4]1 4 GMB2E150096ND ug/m³ Air TO-15 05/15/12 18:26Xylenes (Total) [1330-20-7]1 4 GMB2E1500911ND Surrogates Results Spike Lvl % Rec Batch Method Analyzed By% Rec Limits NotesDF 4-Bromofluorobenzene 64-124101 %GMBTO-15 05/15/12 18:262E150093131.2 1 This report relates only to the sample as received by the laboratory, and may only be reproduced in full. Page 16 of 23 www.encolabs.com QUALITY CONTROL Volatile Organic Compounds by GCMS - Quality Control Batch 2E12001 - Same Prepared: 05/12/2012 15:04 Analyzed: 05/12/2012 15:17Blank (2E12001-BLK1) RPD%RECSourceSpike MRL Analyte Notes LimitRPDLimits%RECResultLevelUnitsResultFlag ug/m³ Air144U 1,1,1-Trichloroethane ug/m³ Air178U 1,1,2,2-Tetrachloroethane ug/m³ Air142U 1,1,2-Trichloroethane ug/m³ Air103U 1,1-Dichloroethane ug/m³ Air104U 1,1-Dichloroethene ug/m³ Air195J 1,2,4-Trichlorobenzene ug/m³ Air127U 1,2,4-Trimethylbenzene ug/m³ Air193U 1,2-Dibromoethane ug/m³ Air1511U 1,2-Dichlorobenzene ug/m³ Air102U 1,2-Dichloroethane ug/m³ Air122U 1,2-Dichloropropane ug/m³ Air126U 1,3,5-Trimethylbenzene ug/m³ Air63U 1,3-Butadiene ug/m³ Air158U 1,3-Dichlorobenzene ug/m³ Air158U 1,4-Dichlorobenzene ug/m³ Air92U 1,4-Dioxane ug/m³ Air123U 2,2,4-Trimethylpentane ug/m³ Air72U 2-Butanone ug/m³ Air103U 2-Hexanone ug/m³ Air62U 2-Propanol ug/m³ Air83U 3-Chloropropene ug/m³ Air125U 4-Ethyltoluene ug/m³ Air103U 4-Methyl-2-pentanone ug/m³ Air62U Acetone ug/m³ Air81U Benzene ug/m³ Air137U Benzyl chloride ug/m³ Air173U Bromodichloromethane ug/m³ Air116U Bromoethene ug/m³ Air266U Bromoform ug/m³ Air104U Bromomethane ug/m³ Air82U Carbon disulfide ug/m³ Air164U Carbon tetrachloride ug/m³ Air122U Chlorobenzene ug/m³ Air73U Chloroethane ug/m³ Air123U Chloroform ug/m³ Air53U Chloromethane ug/m³ Air103U cis-1,2-Dichloroethene ug/m³ Air112U cis-1,3-Dichloropropene ug/m³ Air93U Cyclohexane ug/m³ Air213U Dibromochloromethane ug/m³ Air126U Dichlorodifluoromethane ug/m³ Air93U Ethyl Acetate ug/m³ Air112U Ethylbenzene ug/m³ Air1911U Freon 113 ug/m³ Air178U Freon 114 ug/m³ Air104U Heptane ug/m³ Air2710U Hexachlorobutadiene ug/m³ Air93U Methylene chloride ug/m³ Air92U Methyl-tert-butyl ether Page 17 of 23 www.encolabs.com QUALITY CONTROL Volatile Organic Compounds by GCMS - Quality Control Batch 2E12001 - Same Prepared: 05/12/2012 15:04 Analyzed: 05/12/2012 15:17Blank (2E12001-BLK1) Continued RPD%RECSourceSpike MRL Analyte Notes LimitRPDLimits%RECResultLevelUnitsResultFlag ug/m³ Air93U n-Hexane ug/m³ Air43U Propene ug/m³ Air113U Styrene ug/m³ Air174U Tetrachloroethene ug/m³ Air72U Tetrahydrofuran ug/m³ Air92U Toluene ug/m³ Air920920U Total Light Petroleum Hydrocarbons ug/m³ Air104U trans-1,2-Dichloroethene ug/m³ Air112U trans-1,3-Dichloropropene ug/m³ Air133U Trichloroethene ug/m³ Air146U Trichlorofluoromethane ug/m³ Air93U Vinyl acetate ug/m³ Air64U Vinyl chloride ug/m³ Air114U Xylenes (Total) ppbv 31.2 64-124Surrogate: 4-Bromofluorobenzene 93.529 Prepared: 05/12/2012 15:04 Analyzed: 05/12/2012 15:54LCS (2E12001-BS1) RPD%RECSourceSpike MRL Analyte Notes LimitRPDLimits%RECResultLevelUnitsResultFlag ug/m³ Air10 39.7 53-17511244 1,1-Dichloroethene ug/m³ Air8 32.0 65-13310634 Benzene ug/m³ Air12 46.0 56-15812357 Chlorobenzene ug/m³ Air9 37.7 55-13810740 Toluene ug/m³ Air13 53.7 59-13311662 Trichloroethene ppbv 31.2 64-124Surrogate: 4-Bromofluorobenzene 86.827 Prepared: 05/12/2012 15:04 Analyzed: 05/12/2012 22:17Matrix Spike (2E12001-MS1) Source: B202397-01 RPD%RECSourceSpike MRL Analyte Notes LimitRPDLimits%RECResultLevelUnitsResultFlag ug/m³ Air160 634 53-17512960 U820 1,1-Dichloroethene ug/m³ Air130 511 65-133112110680 Benzene ug/m³ Air180 737 56-15814034 U1000 Chlorobenzene ug/m³ Air150 603 55-1381609301900 QM-07Toluene ug/m³ Air210 859 59-13313345 U1100 Trichloroethene ppbv 31.2 64-124Surrogate: 4-Bromofluorobenzene 91.328 Prepared: 05/12/2012 15:04 Analyzed: 05/12/2012 22:53Matrix Spike Dup (2E12001-MSD1) Source: B202397-01 RPD%RECSourceSpike MRL Analyte Notes LimitRPDLimits%RECResultLevelUnitsResultFlag ug/m³ Air160 634 4353-175124 4.1260 U780 1,1-Dichloroethene ug/m³ Air130 511 3565-133118 4.85110710 Benzene ug/m³ Air180 737 2056-158157 11.734 U1200 Chlorobenzene ug/m³ Air150 603 2555-138202 12.39302100 QM-07Toluene ug/m³ Air210 859 1459-133146 9.2445 U1300 QM-07Trichloroethene Page 18 of 23 www.encolabs.com QUALITY CONTROL Volatile Organic Compounds by GCMS - Quality Control Batch 2E12001 - Same Prepared: 05/12/2012 15:04 Analyzed: 05/12/2012 22:53Matrix Spike Dup (2E12001-MSD1) Continued Source: B202397-01 RPD%RECSourceSpike MRL Analyte Notes LimitRPDLimits%RECResultLevelUnitsResultFlag ppbv 31.2 64-124Surrogate: 4-Bromofluorobenzene 91.829 Batch 2E15009 - Same Prepared: 05/15/2012 11:00 Analyzed: 05/15/2012 12:15Blank (2E15009-BLK1) RPD%RECSourceSpike MRL Analyte Notes LimitRPDLimits%RECResultLevelUnitsResultFlag ug/m³ Air144U 1,1,1-Trichloroethane ug/m³ Air178U 1,1,2,2-Tetrachloroethane ug/m³ Air142U 1,1,2-Trichloroethane ug/m³ Air103U 1,1-Dichloroethane ug/m³ Air104U 1,1-Dichloroethene ug/m³ Air195U 1,2,4-Trichlorobenzene ug/m³ Air127U 1,2,4-Trimethylbenzene ug/m³ Air193U 1,2-Dibromoethane ug/m³ Air1511U 1,2-Dichlorobenzene ug/m³ Air102U 1,2-Dichloroethane ug/m³ Air122U 1,2-Dichloropropane ug/m³ Air126U 1,3,5-Trimethylbenzene ug/m³ Air63U 1,3-Butadiene ug/m³ Air158U 1,3-Dichlorobenzene ug/m³ Air158U 1,4-Dichlorobenzene ug/m³ Air92U 1,4-Dioxane ug/m³ Air123U 2,2,4-Trimethylpentane ug/m³ Air72U 2-Butanone ug/m³ Air103U 2-Hexanone ug/m³ Air62U 2-Propanol ug/m³ Air83U 3-Chloropropene ug/m³ Air125U 4-Ethyltoluene ug/m³ Air103U 4-Methyl-2-pentanone ug/m³ Air62U Acetone ug/m³ Air81U Benzene ug/m³ Air137U Benzyl chloride ug/m³ Air173U Bromodichloromethane ug/m³ Air116U Bromoethene ug/m³ Air266U Bromoform ug/m³ Air104U Bromomethane ug/m³ Air82U Carbon disulfide ug/m³ Air164U Carbon tetrachloride ug/m³ Air122U Chlorobenzene ug/m³ Air73U Chloroethane ug/m³ Air123U Chloroform ug/m³ Air53U Chloromethane ug/m³ Air103U cis-1,2-Dichloroethene ug/m³ Air112U cis-1,3-Dichloropropene ug/m³ Air93U Cyclohexane ug/m³ Air213U Dibromochloromethane Page 19 of 23 www.encolabs.com QUALITY CONTROL Volatile Organic Compounds by GCMS - Quality Control Batch 2E15009 - Same Prepared: 05/15/2012 11:00 Analyzed: 05/15/2012 12:15Blank (2E15009-BLK1) Continued RPD%RECSourceSpike MRL Analyte Notes LimitRPDLimits%RECResultLevelUnitsResultFlag ug/m³ Air126U Dichlorodifluoromethane ug/m³ Air93U Ethyl Acetate ug/m³ Air112U Ethylbenzene ug/m³ Air1911U Freon 113 ug/m³ Air178U Freon 114 ug/m³ Air104U Heptane ug/m³ Air2710U Hexachlorobutadiene ug/m³ Air93J O-01Methylene chloride ug/m³ Air92U Methyl-tert-butyl ether ug/m³ Air93U n-Hexane ug/m³ Air43U Propene ug/m³ Air113U Styrene ug/m³ Air174U Tetrachloroethene ug/m³ Air72U Tetrahydrofuran ug/m³ Air92U Toluene ug/m³ Air920920U Total Light Petroleum Hydrocarbons ug/m³ Air104U trans-1,2-Dichloroethene ug/m³ Air112U trans-1,3-Dichloropropene ug/m³ Air133U Trichloroethene ug/m³ Air146U Trichlorofluoromethane ug/m³ Air93U Vinyl acetate ug/m³ Air64U Vinyl chloride ug/m³ Air114U Xylenes (Total) ppbv 31.2 64-124Surrogate: 4-Bromofluorobenzene 10132 Prepared: 05/15/2012 11:00 Analyzed: 05/15/2012 12:51LCS (2E15009-BS1) RPD%RECSourceSpike MRL Analyte Notes LimitRPDLimits%RECResultLevelUnitsResultFlag ug/m³ Air10 39.7 53-17511244 1,1-Dichloroethene ug/m³ Air8 32.0 65-13310233 Benzene ug/m³ Air12 46.0 56-15893.343 Chlorobenzene ug/m³ Air9 37.7 55-13882.531 Toluene ug/m³ Air13 53.7 59-13373.239 Trichloroethene ppbv 31.2 64-124Surrogate: 4-Bromofluorobenzene 91.729 Prepared: 05/15/2012 11:00 Analyzed: 05/15/2012 19:07Matrix Spike (2E15009-MS1) Source: C205450-01 RPD%RECSourceSpike MRL Analyte Notes LimitRPDLimits%RECResultLevelUnitsResultFlag ug/m³ Air10 39.7 53-1751254 U50 1,1-Dichloroethene ug/m³ Air8 32.0 65-1331201452 Benzene ug/m³ Air12 46.0 56-15892.92 U43 Chlorobenzene ug/m³ Air9 37.7 55-13897.41652 Toluene ug/m³ Air13 53.7 59-13367.23 U36 Trichloroethene ppbv 31.2 64-124Surrogate: 4-Bromofluorobenzene 99.931 Prepared: 05/15/2012 11:00 Analyzed: 05/15/2012 19:47Matrix Spike Dup (2E15009-MSD1) Page 20 of 23 www.encolabs.com QUALITY CONTROL Volatile Organic Compounds by GCMS - Quality Control Batch 2E15009 - Same Prepared: 05/15/2012 11:00 Analyzed: 05/15/2012 19:47Matrix Spike Dup (2E15009-MSD1) Continued Source: C205450-01 RPD%RECSourceSpike MRL Analyte Notes LimitRPDLimits%RECResultLevelUnitsResultFlag ug/m³ Air10 39.7 4353-175122 2.834 U48 1,1-Dichloroethene ug/m³ Air8 32.0 3565-133109 6.571449 Benzene ug/m³ Air12 46.0 2056-15892.4 0.5402 U43 Chlorobenzene ug/m³ Air9 37.7 2555-13893.4 2.921651 Toluene ug/m³ Air13 53.7 1459-13373.8 9.363 U40 Trichloroethene ppbv 31.2 64-124Surrogate: 4-Bromofluorobenzene 96.130 Page 21 of 23 www.encolabs.com FLAGS/NOTES AND DEFINITIONS B The analyte was detected in the associated method blank. D The sample was analyzed at dilution. J The reported value is between the laboratory method detection limit (MDL) and the laboratory method reporting limit (MRL), adjusted for actual sample preparation data and moisture content, where applicable. U The analyte was analyzed for but not detected to the level shown, adjusted for actual sample preparation data and moisture content, where applicable. E MRL Method Reporting Limit. The MRL is roughly equivalent to the practical quantitation limit (PQL) and is based on the low point of the calibration curve, when applicable, sample preparation factor, dilution factor, and, in the case of soil samples, moisture content. The concentration indicated for this analyte is an estimated value above the calibration range of the instrument. This value is considered an estimate. ND The analyte was analyzed for but not detected to the level shown, adjusted for actual sample preparation data and moisture content, where applicable. Result is estimated due to positive results in the associated method blank.J-01 This compound is a common laboratory contaminant.O-01 The spike recovery was outside acceptance limits for the MS and/or MSD. The batch was accepted based on acceptable LCS recovery. QM-07 Page 22 of 23 www.encolabs.com Page 23 of 23