Page 41 - Application Notebook - PFAS Analysis
P. 41
No. SSI-LCMS-106
Table 5: Accuracy (spike %recovery) and precision (%RSD) 24 PFASs and 19 mass-labeled surrogates at 80 ng/L, spiked in reagent
water.
Component #1 #2 #3 #4 Average Concentration %Average %RSD
(ng/L) Recovery
PFBA 81.5 83.9 84.1 83.1 83.1 103.9 1.4
MPFBA 79.3 81.4 81.3 81.3 80.8 101.0 1.3
PFPeA 78.2 78.3 81.5 82.8 80.2 100.3 2.8
M5PFPeA 77.9 77.8 80.6 80.6 79.2 99.0 2.0
4-2 FTS 78.5 84.1 81.8 84.1 82.1 102.6 3.2
M4-2 FTS 78.5 82.0 78.3 83.1 80.5 100.6 3.1
PFHxA 80.0 80.3 79.9 81.7 80.5 100.6 1.1
M5PFHxA 80.3 82.3 80.9 81.0 81.1 101.4 1.1
PFBS 78.0 81.0 79.2 83.6 80.5 100.6 3.0
M3PFBS 77.7 81.0 81.2 81.8 80.4 100.5 2.3
PFHpA 81.1 81.8 81.6 82.4 81.7 102.1 0.6
M4PFHpA 80.8 81.3 80.5 78.0 80.1 100.2 1.8
PFPeS 78.2 78.9 79.7 82.4 79.8 99.8 2.3
6-2 FTS 80.3 90.8 90.1 80.5 85.4 106.8 6.7
M6-2 FTS 79.0 86.3 79.7 75.9 80.2 100.3 5.5
PFOA 80.7 80.9 80.0 82.8 81.1 101.4 1.4
M8PFOA 79.0 82.4 84.3 83.9 82.4 103.0 2.8
PFHxS 71.6 74.3 75.6 76.1 74.4 93.0 2.7
M3PFHxS 78.4 78.3 81.9 79.6 79.5 99.4 2.1
PFNA 78.9 74.8 84.4 79.5 79.4 99.3 4.9
M9PFNA 79.0 79.8 79.8 77.7 79.1 98.9 1.3
8-2 FTS 82.3 75.3 88.1 68.6 78.6 98.3 10.7
M8-2 FTS 87.0 80.1 81.8 84.4 83.3 104.1 3.6
PFHpS 81.3 81.0 79.2 79.8 80.3 100.4 1.26
N-MeFOSAA 79.5 76.7 94.3 80.7 82.8 103.5 9.5
d3M N- MeFOSAA 74.5 83.1 83.5 78.3 79.9 99.8 5.4
PFDA 81.3 80.4 79.1 84.5 81.3 101.7 2.8
M6PFDA 81.1 78.6 81.7 83.2 81.2 101.4 2.4
N-EtFOSAA 66.8 78.1 83.0 69.0 74.2 92.8 10.2
M N-EtFOSAA 74.3 69.6 75.1 82.0 75.3 94.1 6.7
PFOS 74.2 74.4 71.5 80.9 75.2 94.0 5.3
M8PHOS 77.8 78.7 73.9 79.7 77.5 96.9 3.3
PFUdA 77.5 81.6 87.3 79.1 81.4 101.7 5.3
M7PFUdA 75.8 80.1 82.7 85.4 81.0 101.3 5.1
PFNS 77.0 82.5 95.6 85.4 85.1 106.4 9.2
PFDoA 74.4 79.2 80.5 78.8 78.2 97.8 3.4
MPFDoA 75.8 78.1 79.3 78.9 78.0 97.6 2.0
FOSA 75.4 80.9 85.6 81.8 80.9 101.2 5.2
M8FOSA 80.0 83.1 81.6 83.0 81.9 102.4 1.7
PFDS 78.1 83.2 78.6 82.7 80.7 100.8 3.3
PFTriA 76.0 79.4 78.9 82.7 79.2 99.1 3.4
PFTeDA 71.3 85.8 83.9 78.8 80.0 100.0 8.1
M2PFTeDA 67.1 76.7 78.5 82.3 76.2 95.2 8.5
