HomeMy WebLinkAboutNC0002305_Report_2021041466002 Windmill Way
Wilmington, NC 28405
Client Project # •
Sample Received: 04/14/21
LNI HALPY
Analytical Repo
i •
Enthalpy Analytical, L — ltratr ce
Linsay Boone
0: (910) 212-5855 / F: 910-212-5866
Iboone(aenthalpv.com / www.enthalpy.com
2714 Exchange Drive, Wilmington, NC 28405
I certify that to the best of my knowledge all analytical data presented in this report:
• Have been checked for completeness
• Are accurate, error -free, and legible
• Have been conducted in accordance with approved protocol, and that all deviations and
analytical problems are summarized in the appropriate narrative(s)
This analytical report was prepared in Portable Document Format (PDF) and contains 18
pages.
Digitally signed by Bryan
Vining
DN: cn=Bryan Vining,
o=Enthalpy Analytical
Ultratrace, ou,
email=bryan.vining@enth
alpy.com, c=US
Date: 2021.04.23 17:06:06
-04'00'
23MAR21
Report Issued Date:
EU#0421-749 Page 2 of 18
.,:
EN FHALPY
EU#0421-749 Page 3 of 18
9 '
Enthalpy Analytical
Job No.: 0421-749-1 PFAS by Isotope Dilution (non -potable water)
Environmental Chemist Client No.: 2021-05591
21-13824
Compound
CAS
ng/L
PFBA
375-22-4
50.1
PFPeA
2706-90-3
369
PFHxA
307-24-4
145
PFHpA
375-85-9
95.3
PFOA
335-67-1
10.2
Acids
PFNA
375-95-1
1.58
PFDA
335-76-2
1.77
PFUnDA
2058-94-8
0.332
PFDoDA
307-55-1
<LOD (0.201) U
PFTrDA
72629-94-8
<LOD (0.150) U
PFTeDA
PFBS
376-06-7
375-73-5
<LOD (0.217) U
<LOD (0.354) U
PFPeS
2706-91-4
<LOD (0.205) U
PFHxS
355-46-4
1.24
Sulfonates
PFHpS
375-92-8
<LOD (0.135) U
PFOS
1763-23-1
8.10
PFNS
68259-12-1
<LOD (0.0861) U
PFDS
PFOSA
335-77-3
754-91-6
<LOD (0.191) U
1.76
Other
N-McFOSAA
2355-31-9
2.44
N-EtFOSAA
2991-50-6
<LOD (0.109) U
EU#0421-749 Page 4 of 18
EN I HALPY
EU#0421-749 Page 5 of 18
Enthalpy Analytical
Job No.: 0421-749-1 PFAS by Isotope Dilution (non -potable water)
Environmental Chemist Client No.: 2021-05591
Enthalpy ID
0421-749-001-1
Prep Batch
EU71717
Sample Vol (mL)
250.88
Sample Name
21-13824
Prep Date
2021-04-1515:30
Extract Vol (mL)
0A
Matrix
Aqueous
Analysis Date
2021-0416 20:45
Dilution Factor
1
Sampling Data
2021040700:00
Analyst
rappelle
Method Code
WM-026
Received Date
2021-04-1411:00
Instrument
Fili
Sample Type
Sample
Extract
Sample
Formatted
LOD
LOO
Recovery
Compound
CAS
Concentration
Concentration
Result
Recovery
Flags
ng1L
nglL
ng/L
nglL
nglL
Limits
PFBA
375-224
31450.15
50.1
$0.1
0.152
0,293
PFPeA
2706-90-3
231687.12
369
369
0.169
0293
PFHxA
307-244
91030,41
145
145
0.192
0.293
PFHpA
375-85-9
59753.10
95.3
95.3
0.122
0.293
PFOA
335-67-1
6410.23
10.2
10.2
0.176
0.293
Acids
PFNA
375-95-1
988.34
1.58
1.58
0.0758
0.293
PFDA
335-76-2
1110.07
1,77
1.77
0.0642
0293
PFUnDA
2068-94-8
208.40
0.332
0.332
0.184
0.293
PFDoDA
307-55-1
ND
NO
<LOD
0.201
0.293
U
PFTrDA
72629-94-8
NO
NO
<LOD
0.150
0,293
U
PFTaDA
PFBS
376-06-7
375-73-5
NO
NO
NO
NO
<LOD
<LOD
0.217
0.354
0.293
0.354
U
U
PFPeS
2706-914
NO
NO
<LOD
0.205
0,276
U
PFHxS
355464
777,30
1.24
1.24
0.190
0,268
Suffocates
PFHpS
375.92-8
NO
NO
<LOD
0.135
0.279
U
PFOS
1763-23-1
5078.67
8.10
8.10
0.159
0,273
PFNS
68259-12-1
NO
ND
<LOD
0.0861
0.282
U
PFDS
PFOSA
335-77-3
764-91-6
NO
1105.28
NO
1.76
<LOD
1.76
0,191
0.130
0.284
0,365
U
Other
N-McFOSAA
2355-31-9
1531.96
2.44
2,44
0.143
0,293
N-EtFOSAA
MPFBA
2991-506
59.77
3251.10
0,0953
5.18
<LOD
0.109
0.293
20-150%
65.0%
U
M5PFPeA
4239.11
6.76
20-150%
84.8%
M3PFBS
13712.92
21.9
20-150%
274.3%0
M5PFHxA
3390.85
5.41
20-150%
67.8%
M3HFPO-DA
3979,80
6.35
20-150%
79.6%
M4PFHRA
4486,54
7.15
20-150%
89.7%
M3PFHxS
3730.20
5.95
20-150%
74,6%
M8PF0A
4681.04
7.46
20-150%
93.6%
ES
M9PFNA
5339.99
8.51
20-150%
106,8 %
M8PFOS
4189.28
6.65
20-150 %
83.8 %
MSFOSA-1
1875,43
2.99
20-150%
375%
M6PFDA
4524.64
7.21
20-150%
90.5%
d3-N-MCFOSAA
3737.09
5.96
20-150%
74.7%
d5-N-EtFOSAA
3860.83
6.16
20-150%
77.2%
M7PFUdA
3981.57
6.35
20-150%
79.6%
MPFDOA
3265.23
5.21
20-150%
65.3%
M2PFTaDA
1782A6
2.84
20-150%
35.6%
EU#0421-749 Page 6 of 18
EU#0421-749 Page 7 of 18
Enthalpy Analytical
Job No.: 0421-749-1 PFAS by Isotope Dilution (non -potable water)
Environmental Chemist Client No.: 2021-05591
Enthalpy ID MB-11717-PFAS
Prep Batch
EU11717
Sample Vol (mL)
250
Sample Name MB-11717-PFAS
Prep Date
2021-04-15 15:30
Extract Vol url
0.4
Matrix Aqueous
Analysis Date
2021-04-16 18:03
Dilution Factor
1
Sampling Date
Analyst
rappelle
Method Code
WM-026
Received Date 2021-04A515o30
Instrument
Fill
Sample Type
Blank
Extract
Sample
Formatted
LOD
LOD
Recovery
Compound
CAS
Concentration
Concentration
Result
nglL
ng;L
Limits
Recovery
Flags
ng/L
muL
ng/L
PFBA
375-224
ND
NO
<LOD
0.153
0.294
U
PFPeA
2706-90-3
NO
NO
<LOD
0,170
0.294
U
PFHxA
307-24-4
6,97
0.0112
<LOD
0.193
0.294
U
PFHpA
375-85-9
33.25
0.0532
-LOD
0,122
0.294
U
PFOA
335-67-1
NO
ND
<LOD
0.177
0.294
U
Acids
PFNA
375-95-1
NO
NO
<LOD
0.0761
0.294
U
PFDA
335-76-2
ND
ND
-LOD
0,0845
0,294
U
PFUnDA
2058-94-8
NO
NO
-LOD
0.185
0.294
U
PFDoDA
307-55-1
NO
NO
<LOD
0202
0.294
U
PFTrDA
72629-94-8
NO
NO
<LOD
0.151
0,294
U
PFTeDA
PFBS
376-06-7
375-73-5
NO
ND
NO
NO
-LOD
<LOD
0,21E
0.355
0,294
U55
U
U
PFPeS
2706-914
NO
NO
<LOD
0.206
0.277
U
PFHxS
35546.4
NO
NO
<LOD
0.191
0.269
U
Sulronates
PFHpS
375-92-8
NO
NO
<LOD
0.135
0.280
U
PFOS
1763-23-1
ND
ND
<LOD
0-160
0.274
U
PFNS
68259-12-1
ND
NO
-LOD
0,0864
0.283
U
PFDS
PFOSA
335-77-3
754-91-6
NO
NO
ND
NO
<LOD
<LOD
0.192
0.130
0285
0.366
U
U
Other
N-McFOSAA
2355-31-9
NO
NO
<OD
0.144
0294
U
N-EtFOSAA
MPFBA
2991-50-6
NO
4926,86
NO
7.88
<LOD
0A09
0,294
20-150%
98,5%
U
M5PFPeA
5285.55
8,46
20-150%
105.7%
M3PFB5
5250,81
8.40
20-150%
105.0%
M5PFHxA
4B25.62
7.72
20-160%
96.5%
M3HFPO-DA
5121,95
8.20
20-150%
102.4%
M4PFHpA
5077.04
8.12
20-150%
101.5%
M3PFHxS
4956.12
7,93
20-150%
991%
M8PFOA
4950.86
7.92
20-150%
99.0%
ES
M9PFNA
5857,30
9.37
20-150%
117.1%
M8PFOS
4216.46
6,75
20-150%
84.3%
M6FOSA-I
259648
4,15
20-150%
599%
M6PFDA
4012,34
6.42
20-150%
80.2%
0-N-MeFOSAA
2519A6
4.03
20-150%
50.4%
dB-N-EtFOSAA
2375.17
3.80
20-150%
47.5%
M7PFUdA
2614.27
4.18
20-150%
52.3%
MPFDOA
234438
3.75
20-150%
46.9%
M2PFTeDA
1799.59
2.89
20-t 507
EU#0421-749 Page 8 of 18
Enthalpy Analytical
Job No.: 0421-749-1 PFAS by Isotope Dilution (non -potable water)
Environmental Chemist Client No,: 2021-05591
Enthalpy ID
OPR-11717-PFAS
Prep Batch
EU11717
Sample Vol (mL)
250
Sample Name
OPR-11717-PFAS
Prep Date
2021-04-15 15:30
Extract Vol (ML)
0.4
Matrix
Aqueous
Analysis Date
2021-04-1618:26
Dilution Factor
1
Sampling Date
Analyst
rappelle
Method Code
WM-026
Received Date
2021-041515:30
Instrument
Fill
Sample Type
Control
Extract
Sample
Formatted
Compound
CAS
Concentration
Concenbation
Result
LOD
LOQ
Recovery
ng/L
ng/L
ng;L
ng/L
ng/L
Limits
ery
Flags
PFBA
375-22-4
14093.86
22.6
22S
0,153
0.294
73-129%,8%
PFPeA
2706-90-3
12720.04
20.4
20A
0.170
0294
72-129%.8%
PFHxA
307-24-4
13350.74
21.4
21.4
0.193
0294
72-129%.8%
PFHPA
375-65-9
12878.51
20.6
20.6
0.122
0.294
72-130%.0%
PFOA
335-67-1
13988.59
22.4
22.4
0.177
0,294
71-133%%
Acids
PFNA
375-95-1
13398.67
21A
21.4
0.0761
0294
69-130%.2%
T170.0%Q
PFDA
335-76-2
16116.77
25.8
25.8
0.0845
0.294
71-129%9%
PFUnDA
2058-94-8
10761.01
17.2
172
0.185
0.294
69-133%1%
PFDoDA
30755-1
14056.61
22,5
22.5
0.202
0.294
72-134%5%
PFTrDA
72629-94-8
21253.93
34.0
34.0
0.151
0.294
65-144%0%QPFTeDA
376-06-714937.73
375-73-5
11355.80
23.9
18.2
23.9
18.2
0.218
0.355
0294
0.355
71-132%5%PFBS
72-134%41PFPeS
2706-91 4
12509.73
20.0
20.0
0.206
0.277
71-127%4
%
PFHxS
355464
11943,67
19.1
19.1
0.191
0.269
68-131 %
104.5%
Sulfonates
PFHPS
375-92-8
15943.30
25.5
25.5
0.135
0.280
69-134%
133.8%
PFOS
1763.23-1
12628.84
202
20.2
0.160
0274
65-140%
108.9%
PFNS
68259-12-1
12260.86
19.6
19.6
0.0864
0.283
69-127%
102.0%
PFDS
PFOSA
335-77-3
754-91-6
9772.93
14604.49
15.6
23.4
15.6
23.4
0,192
0."0
0.285
0.366
53-142%
67-137%
81.0%
116.8%
Other
N-McFOSAA
2355-31-9
14735-84
23.6
23.6
0.144
0294
65-136%
117.9%
IMSPFHxA
N-EtFOSAA
MPFBA
2991-50.6
15297.43
4470.37
24.5
7.15
24.5
0.109
0.294
61-135%
20-150%
122.4%
89.4%
MSPFPeA
4849.64
7.76
20-150%
97.0%
M3PFBS
4861.90
7.78
20-150%
97.2%
4586.96
7.34
20-150%
91.7%
M3HFPO-DA
5169.56
8.27
20-150 %
103.4 %
M4PFHPA
4163-52
6.66
20-150%
83.3%
M3PFHxS
4507.40
7.21
20-150%
90,1 %
M8PFOA
3556.00
5.69
20-150%
71.1 %
ES
M9PFNA
3635.07
5.82
20-150%
72.7%
MBPFOS
3194.05
5.11
20-150%
63.9%
M8FOSA-I
2269.74
3.63
20.150%
45.4%
M6PFDA
2596.06
4.15
20-150%
51.9%
d3-N-MCFOSAA
2223.37
3S6
20-150%
44.5%
d5-N-EtFOSAA
185220
2.96
20-150%
37.0%
M7PFUdA
2496.31
3.99
20-150%
49.9%
MPFDoA
1660.14
2,66
20-150 %
33.2 %
M2PFTeDA
1127.10
1.80
20-150%
22.5%
EU#0421-749 Page 9 of 18
M=
EU#0421-749 Page 10 of 18
Enthalpy Analytical Narrative Summary
Company Environmental Chemist i
Job No. 0421-749-1 PFAS by Isotope Dilution (non -potable water)
Client ID. 2021-05591
j 1. Custody —I
i
Anthony Stokes received the samples on April 14, 2021 at 4.6 °C after being relinquished by
Environmental Chemist. The samples were received in good condition.
Prior to, during, and after analysis, the samples were kept under lock with access only to
authorized personnel by Enthalpy Analytical, LLC
Table 1 -Sample Inventory
2. Methods and Analytes
A list of analytes of interest and corresponding methods of analysis is shown in Table 3,
Abbreviations are defined in the listed Appendices.
i
j Table 3 - Methods and Analytes
EU-047
3. Analysis
The samples were analyzed using Waters Acquity UPLC equipped with Xevo TQ MS (LC/MS/
MS "Fill").
For aqueous samples, the sample volume was measured gravimetrically by the laboratory, and
spiked with Extraction Standard (ES). The sample was then mixed well and centrifuged, if
needed. The samples were then extracted via SPE, and the extracts were cleaned up using
ENV[-Carb.
iEach final sample extract was transferred to an autosampler vial, spiked with Injection Standard
(IS), and brought to a final volume of 400pL prior to analysis.
4. Calibration
In the initial calibration, the reported analytes exhibited R A 2 of >_ 0.99. The reported analytes in
the calibration standards, continuing calibration (concal) and Initial Calibration Verification (ICV)
met the 30% accuracy criterion for native analytes.
EUl:0421-749 Page 11 of 18 - --
- -
Enthalpy Analytical Narrative Summary
1y Environmental Chemist
0421-749-1 PFAS by Isotope Dilution (non -potable water)
). 2021-05591
5. QC Notes
Except where noted below, the QC sample analyses passed all method criteria.
QC samples that did not meet method acceptance criteria were:
In the LCS sample, OPR-11717-PFAS, PFTrDA was recovered above the upper acceptance
limit. However, this analyte was not detected in the sample, and, thus, the data were accepted.
The samples were extracted within the 28-day from collection holding time and analyzed within
the 28-day from extraction to analysis holding time required by the method.
6. Reporting Notes
Some labeled standards in the samples fell outside the limits for ES recoveries, as noted by a Q
qualifier. The target analytes are quantified based on their ratio to the labeled standards,
therefore, undergo the same losses as the labeled standards. As a result, low or high recoveries
do not cause any change to ratios or contribute any additional error in the measurement of the
target analytes. Therefore, the data are considered acceptable.
The results presented in this report are representative of the samples as provided to the
laboratory.
These analyses met the requirements of the TNI Standard. Any deviations from the
requirements of the reference method or TNI Standard have been stated above.
Enthalpy Analytical, LLC in Wilmington INC is accredited by the Louisiana Department of
Environmental Quality to the 2009 TNI Standard under certificate number 05075.
_ __. EU#0421-749 Page 12 of 18_.. _.. _... __.
4 General Reporting Notes — Data Qualifiers
iN IHALPY
The following are general reporting notes that are applicable to all Enthalpy Analytical, LLC -
Wilmington, NC data reports, unless specifically noted otherwise.
General Data Qualifiers
® B — The analyte was found in the method blank, at a concentration that was at least 10% of the
concentration in the sample.
® Cxx — Two or more congeners co -elute. In EDDs, C denotes the lowest IUPAC congener in a co-
clution group and additional co-cluters for the group (`xx') arc shown with the number of the
lowest IUPAC co-eluter.
a E — The reported concentration exceeds the calibration range (upper point of die calibration
curve). For HRMS data, this condition does not imply additional measurement uncertainty. For
LC-MS/MS data, these values should be considered as having measurement uncertainty higher
than values within the calibration range.
® EDL — Estimated Detection Level. Specific to Dioxin/Furan tests and equivalent to MDL
® EMPC —Estimated Maximum Possible Concentration Specific to Dioxin'Furan tests to indicate
the signal noise ratio Wass not sufficient for peak identification (the determined ion -abundance
ratio was outside the allowed theoretical range), or where there was a co -eluting interference.
Indicates that a peak was identified but did not meet the method specified ion -abundance ratio.
® IR — The ion ratio between the primary and secondary ions was observed to be outside the
method criteria therefore the actual analyte concentration cannot be accurately detennined as
defined by DoD QSM Table 13-15.
® J —The analyte has a concentration below the minimum calibration level (LOQ value) but greater
than the LOD. These values should be considered as having measurement uncertainty higher than
values within the calibration range
® L - Indicates that an analyte has a concentration below the Minimum Detection Limit (MDL).
The reported concentration is not recommended for regulatory use as the analyte signal may have
a signal-to-noise ratio less than the criteria deemed necessary to be considered a detected analyte.
® LOD — Limit of Detection: For reports conforming to the DOD ELAP QSM, this is the QSM-
defined LOD. For reports conforming to TNI requirements (but not DOD ELAP QSM
requirements), this value is the minimum detection limit (MDL). The LOD is adjusted for sample
weight or volume.
® LOQ —Limit of Quantiation: For reports conforming to the DOD ELAP QSM, this is the QSM-
defined LOQ. For reports conforming to TNI requirements (but not DOD FLAP QSM
requirements), this value is the reporting limit (RL). The LOD is adjusted for sample weight or
volume.
® <LODQ — Analyte was not found at a concentration high enough to be reported as detected. It is
reported as less than the LOD, and the LOD is given in the parentheses.
EUI 16_v4 (General Reporting Notes -Data Qualifiers) Enthalpy Analytical, LLC — Wilmington, NC
EU#0421-749 Page 13 of 18
� � u
_m General Reporting Notes —17ata Qualifiers
• ND — Indicates a non -detect.
• NR — Indicates a value that is not reportable due to issues observed in sample preparation or
analysis.
• PR —The associated congener(s) is(are) poorly resolved.
• QI — indicates the presence of a quantitative interference.
• RL — Reporting Limit. Lowest reportable value. The level is higher than the MDL.
• SI — Denotes "Single Ion Mode" and is utilized for PCBs where the secondary ion trace has a
significantly elevated noise level due to background PFK. Responses for such peaks are
calculated using an EMPC approach based solely on the primary ion area(s) and may be
considered estimates.
• U —The analyte was not detected.
V — The labeled standard recovery is not within method control limits.
• X — Results from re-injection/repeat/second-column analysis.
Lab Identifiers/ Data Attributes
• AR — Indicates use of the archived portion of the sample extract.
• CU — Indicates a sample that required additional clean-up prior to HRMS injection/processing.
• D — Dilution Data. Result was obtained from the analysis of a dilution. The number that follows
the "D" indicates the dilution factor.
• DE — Indicates a dilution performed with the addition of ES (Extraction Standard) solution.
• DUP —Designation for a duplicate sample.
• MS — Designation for a matrix spike.
• MSD — Designation for a matrix spike duplicate.
• RJ — Indicates a reinjection of the sample extract.
• S — Indicates a sample split. The number that follows the "S" indicates the split factor.
• R — Indicates a re -extraction of the sample.
EU t 16_v4 (General Reporting Notes -Data Qualifiers) Enthalpy Analytical, LLC Wilmington, NC
EU#0421-749 Page 14 of 18
Attachment B
Analyte Name
Acronym
Fluorinated
Molecular
CAS
Carbon
Formula
Number
Chain
Length
Perfluorotetradecanoic acid
PFTeA
CGI
CaFz7COOH
376-06-7
Perfluorotridecanoic acid
PFTriA
C12
CeFssCOOH
72629-94-8
Perfluorododecanoic acid
PFDoA
C12
C„FnCOOH
307-55-1
Peifluoroundecanoic acid
PFUnA
C11
CmF2,000H
2O58-94-8
Pelfluorodecanoic acid
PFDA
C,o
C9Fi9C0OH
335-76-2
Perfluorononanoic acid
PFNA
C,
CsFi7COOH
375-95-1
Perfluorooctanoic acid
PFOA
C.
C7Fi5COOH
335-67-1
Perfluoroheptanoic acid
PFHpA
C7
C6F13COOH
375-85-9
Perfluorohexanoic acid
PFHxA
C,
CsFiiCOOH
307-24-4
Perfluoropentanoic acid
PFPeA
C,
C41'9COOH
2706-90-3
Perfluorobutanoic acid
PFBA
C,
C3F7000H
375-22-4
Perfluorodecanesulfonic acid
PFDS
Cu•
CioF2iS031-1
335-77-3
Perfluorononanesuifonic acid
PFNS
C.7
CgFJ9S03H
68259-12-1
Perfluorcoetanesulfonic acid
PFOS
C„
C8Fi7SO3H
1763-23-1
Perfluoroheptanesulfonic acid
PFHpS
C7
C7FI5503H
375-92-8
Perfluorohexanesulfonic acid
PFHxS
C�
C61`13SOM
35546-4
Perfluoropentanesulfonic acid
PFPeS
C,
C;FIIS03H
2706-91-4
Perfluorobutanesulfonic acid
PFBS
Cnovc
C4F9S03H
375-73-5
Perfluorooctanesuffonamide
PFOSA
C„
C8F17SO2NH2
754-91-6
2-(N-Ethylperfluorooctanesulfonamido)
N-EtFOSAA
C„
CsF»SO2N(C2Hs)
2991-50-6
acetic acid
CH2COOH
2-(N-Methylperfluorooctanesulfonamido)
N-McFOSAA
Ck
C8F17SO2N(CH3)
2355-31-9
acetic acid
CHCOOH
EU#0421-749 Page 15 of 18
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EU#0421-749 Page 16 of 18
teport it
2021-05591
ft
Date
21-13824 4/7/2021
Environmental Chemist
66002 Windmill Way, Wilmington, NC 2840$ ( ��
Phone: 910-392-0223 Fax: 910-3924434 e_-
info a environmentalchemists,com
REQUEST FOR SUBCONTRACTED SERVICES
Time Matrix Analysis Requested Preservation Comments
9:00 Water ,90B A) Coal, 4C
b T L° / +. / C®!, /-<-�' Xe L r G/ 6 L / % (f--y�%l%(� CL7w'%Gr�v✓ /'✓41
Prepared by:
Relinquished By:
Received By;
Wednesday, April 14, 2021
For Shipment By:
f���(UI �t Date/Time:
W Dale/Time: 7911y'/Z
Ell#0421-749 Page 17 of 18
Page I or i
This Is The Last Page
EU#0421-749 Page 18 of 18
-"6Il1't�w�t
Analytical B Consulting Chemists
T: Guilford East
°SS: 1754 NC Highway 903
sville, NC 28349
Sample Identification
Date I Time
1,
2.
Temperature
Delivered By:,
VI R N M IY AL CHEMISTS, I N C 26602 Windmill Way ENlmington, NC 8405 OFFICE: 910 392110223 FAX 910-
NCDENR: DWO CERTIFICATION #94 NCDHHS: DLS CERTIFICATION #37729 392-4424
COLLECTION AND CHAIN OF CUSTODY
PROJECT NAME: Weekly WW (Wednesday) REPORT NO: a I _ S9 1
CONTACT NAME: Marty Fritz PO NO:
REPORT TO:
PHONE/
PROJECT: Week
E-MAIL:
SAMPLE TYPE: I = Influent,.E = Effluent, W = Well, ST = Stream, SO = Soil, SL =
on
a
OM°
°
_
U
z
PRESERVATION
Temp
z
Oo 0
s
O
s
O
z
O
[1,
% G
P
X
E
G
7'e-
1
P
tf
moo.
�or■�■■■��
)42
Other:
ANALYSIS REQUESTED
], TSS'
], NH3 `
I7 ON d
X Fecal
7Z
X Sulfide
TN. TP.
11-21