DEQ-CFW_00022399

ANALYTICAL RESULTS: Perfluorinated Chemicals by EPA 537 Rev 1.1 Safe Drinking Water Analysis Page 1 of 2
Customer: Environmental Chemists NLS Project: 282218
Project Description: PFCs with GenX
Project Title: 17-22157 & 17-22158 Template: 537PPTGENX Printed: 07/11/2017 13:04
ANALYTE NAME
RESULT
perfluorobutanesulfonic acid (PFBS)
ND
perfluorohexanoic acid (PFHxA)
11.6
perfluoro-2-propoxypropanoic acid (GenX)
36.8
perfluoroheptanoic acid (PFHpA)
10.7
perfluorohexanesulfonic acid (PFHxS)
[4.68]
perfluorooctanoic acid (PFDA)
9.99
perfluorononanoic acid (PFNA)
[2.22]
perfluorooctanesulfonic acid (PFOS)
14.3
perfluorodecanoic acid (PFDA)
[1.56]
perfluoroundecanoic acid (PFUnA)
ND
perfluorododecanoic acid (PFDoA)
ND
perfluorotridecanoic acid (PFTrDA)
ND
perfluorotetradecanoic acid (PFTA)
ND
C13-PFHxA (SURR)
72.072%
C13-PFDA (SURR)
87.595%
NOTES APPLICABLE TO THIS ANALYSIS:
J = Result enclosed in brackets is between LOD and LOQ, a region
of less certain quantitation.
S = This compound is a surrogate used to evaluate the quality control of a method.
ANALYTE NAME
RESULT
perfluorobutanesulfonic acid (PFBS)
ND
perfluorohexanoic acid (PFHxA)
8.91
perfluoro-2-propoxypropanoic acid (GenX)
32.8
perfluoroheptanoic acid (PFHpA)
5.74
perfluorohexanesulfonic acid (PFHxS)
ND
perfluorooctanoic acid (PFDA)
4.88
perfluorononanoic acid (PFNA)
ND
perfluorooctanesulfonic acid (PFOS)
[5.22]
perfluorodecanoic acid (PFDA)
ND
perfluoroundecanoic acid (PFUnA)
ND
perfluorododecanoic acid (PFDoA)
ND
perfluorotridecanoic acid (PFTrDA)
ND
perfluorotetradecanoic acid (PFTA)
ND
C13-PFHxA (SURR)
79.032%
C13-PFDA (SURR)
87.733%
NOTES APPLICABLE TO THIS ANALYSIS:
J = Result enclosed in brackets is between LOD and LOQ, a region
of less certain quantitation.
S = This compound is a surrogate used to evaluate the quality control of a method.
The PFOA branch isotope peak is included in the PFOA calculation per EPA directive.
UNITSWWB
DIL
LOD
LOQ MCL
Note
ppt
1
6.6
21
ppt
1
1.3
4.0
ppt
1
0.73
2.3
ppt
1
0.80
2.6
ppt
1
2.8
8.8
J
ppt
1
1.2
3.9
ppt
1
1.5
4.9
J
ppt
1
1.7
5.3
ppt
1
0.90
2.7
J
ppt
1
1.0
3.0
ppt
1
1.9
6.1
ppt
1
3.2
10
ppt
1
2.8
8.9
S
S
UNITSWWB
DIL
LOD
LOQ MCL
Note
ppt
1
6.6
21
ppt
1
1.3
4.0
ppt
1
0.73
2.3
ppt
1
0.80
2.6
ppt
1
2.8
8.8
ppt
1
1.2
3.9
ppt
1
1.5
4.9
ppt
1
1.7
5.3
J
ppt
1
0.90
2.7
ppt
1
1.0
3.0
ppt
1
1.9
6.1
ppt
1
3.2
10
ppt
1
2.8
8.9
S
S
DEQ-CFW 00022399

ANALYTICAL RESULTS: Perfluorinated Chemicals by EPA 537 Rev 1.1 Safe Drinking Water Analysis Page 2 of 2
Customer: Environmental Chemists NLS Project: 282218
Project Description: PFCs with GenX
Project Title: 17-22157 & 17-22158 Template: 537PPTGENX Printed: 07/11/2017 13:04
ANALYTE NAME
RESULT
perfluorobutanesulfonic acid (PFBS)
ND
perfluorohexanoic acid (PFHxA)
ND
perfluoro-2-propoxypropanoic acid (GenX)
ND
perfluoroheptanoic acid (PFHpA)
ND
perfluorohexanesulfonic acid (PFHxS)
ND
perfluorooctanoic acid (PFDA)
ND
perfluorononanoic acid (PFNA)
ND
perfluorooctanesulfonic acid (PFOS)
ND
perfluorodecanoic acid (PFDA)
ND
perfluoroundecanoic acid (PFUnA)
ND
perfluorododecanoic acid (PFDoA)
ND
perfluorotridecanoic acid (PFTrDA)
ND
perfluorotetradecanoic acid (PFTA)
ND
C13-PFHxA (SURR)
101.218%
C13-PFDA (SURR)
116.432%
NOTES APPLICABLE TO THIS ANALYSIS:
S = This compound is a surrogate used to evaluate the quality
control of a method.
UNITSWWB
DIL
LOD
LOQ
ppt
1
6.6
21
ppt
1
1.3
4.0
ppt
1
0.73
2.3
ppt
1
0.80
2.6
ppt
1
2.8
8.8
ppt
1
1.2
3.9
ppt
1
1.5
4.9
ppt
1
1.7
5.3
ppt
1
0.90
2.7
ppt
1
1.0
3.0
ppt
1
1.9
6.1
ppt
1
3.2
10
ppt
1
2.8
8.9
Note
S
S
DEQ-CFW 00022400