Page 42 - Application Notebook - PFAS Analysis
P. 42
No. SSI-LCMS-106
Table 6: Ground Water - Surrogates Spike Recoveries: Accuracy (%recovery) and precision (%RSD) at 160 ng/L.
Sample ID 160 ng/L #1 160 ng/L #2 160 ng/L #3 160 ng/L #4 %Average Recovery (ng/L) %RSD
d3-NMeFOSAA 182.7 170.8 219.4 173.5 116.7 12.0
d5-NEtFOSAA 165.1 188.6 174.0 169.9 109.0 5.8
M2-4-2 FTS 144.6 163.7 153.0 146.9 95.0 5.6
M2-6-2 FTS 164.9 157.6 168.4 141.3 98.8 7.6
M2-8-2 FTS 152.7 194.6 177.2 172.0 108.9 9.9
M2PFDoA 185.9 197.6 215.0 187.3 122.8 6.8
M2PFTreA 219.0 223.5 232.1 208.4 138.0 4.5
M3PFBS 174.0 175.5 180.2 175.6 110.2 1.5
M3PFHxS 184.5 202.9 196.5 176.1 118.8 6.3
M4PFBA 181.0 195.4 189.1 186.9 117.6 3.2
M4PFHpA 180.3 188.0 190.1 180.2 115.4 2.8
M5PFHxA 186.2 199.9 193.6 168.7 117.0 7.2
M5PFPeA 182.4 192.4 193.8 182.1 117.3 3.4
M6PFDA 182.5 179.5 194.2 176.7 114.6 4.2
M7PFUnA 185.4 191.9 204.3 196.0 121.5 4.1
M8FOSA 193.4 194.6 215.3 184.7 123.1 6.6
M8PFOA 182.2 187.9 188.9 179.7 115.5 2.4
M8PFOS 184.2 188.9 198.3 185.5 118.3 3.4
M9PFNA 173.9 186.0 195.7 182.8 115.4 4.9
Table 7: Reagent Water -Surrogates Spike Recoveries: Accuracy (%recovery) and precision (%RSD) at 160 ng/L.
Sample ID 160 ng/L #1 160 ng/L #2 160 ng/L #3 160 ng/L #4 %Average Recovery (ng/L) %RSD
d3-NMeFOSAA 152.5 158.2 152.3 155.7 96.7 1.8
d5-NEtFOSAA 145.8 144.1 139.2 153.2 91.0 4.0
M2-4-2 FTS 129.5 146.5 136.2 130.7 84.8 5.7
M2-6-2 FTS 139.5 145.2 136.5 131.2 86.3 4.2
M2-8-2 FTS 124.3 139.7 156.5 145.1 88.4 9.5
M2PFDoA 149.2 152.6 152.2 148.4 94.2 1.4
M2PFTreA 143.2 140.9 148.6 136.8 89.0 3.5
M3PFBS 133.1 152.9 138.7 141.2 88.4 5.9
M3PFHxS 137.6 146.1 149.4 142.9 90.0 3.5
M4PFBA 140.2 126.2 140.7 138.7 85.3 5.0
M4PFHpA 147.8 154.2 152.1 153.3 94.9 1.9
M5PFHxA 151.3 152.2 154.5 146.5 94.5 2.2
M5PFPeA 145.6 152.1 147.4 148.7 92.8 1.8
M6PFDA 150.2 151.3 148.8 154.1 94.5 1.5
M7PFUnA 146.0 149.6 150.3 144.7 92.3 1.8
M8FOSA 143.3 171.0 149.2 134.3 93.4 10.4
M8PFOA 145.7 157.8 153.7 145.5 94.2 4.0
M8PFOS 139.2 141.6 140.6 140.9 87.9 0.7
M9PFNA 153.3 149.2 156.6 157.5 96.4 2.4
