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WG1824524 QUALITY CONTROL SUMMARY <br />Semi-Volatile Organic Compounds (GC) by Method 8 015 L1465194-01,05,08 <br />Method Blank (MB) <br />(MB) R3764946-1 02/28/22 14:27 <br />MB Result MB Qualifier MB MDL MB RDL <br />Analyte mg/kg mg/kg mg/kg <br />C12-C22 Hydrocarbons U 0.733 4.00 <br />C22-C32 Hydrocarbons U 1.33 4.00 <br />C32-C40 Hydrocarbons U 1.33 4.00 <br />(S) o-Terphenyl 79.6 18.0-148 <br />Laboratory Control Sample (LCS) <br />(LCS) R3764946-2 02/28/22 14:42 <br />Spike Amount LCS Result LCS Rec. Rec. Limits LCS Qualifier <br />Analyte mg/kg mg/kg <br />C12-C22 Hydrocarbons 25.0 18.7 74.8 50.0-150 <br />C22-C32 Hydrocarbons 25.0 18.4 73.6 50.0-150 <br />(S) o-Terphenyl 84.1 18.0-148 <br />L1465194-05 Original Sample (OS) • Matrix Spike (MS) • Matrix Spike Duplicate (MSD) <br />(OS) L1465194-05 02/28/22 17:27 • (MS) R3764946-3 02/28/22 17:42 • (MSD) R3764946-4 02/28/22 17:57 <br />Spike Amount Original Result MSD Result <br />(dry) (dry) MS Result (dry) (dry) MS Rec. MSD Rec. Dilution Rec. Limits MS Qualifier MSD Qualifier RPD RPD Limits <br />Analyte mg/kg mg/kg mg/kg mg/kg % % % % % <br />C12-C22 Hydrocarbons 27.4 2.21 22.5 21.9 74.1 73.9 1 50.0-150 2.49 20 <br />C22-C32 Hydrocarbons 27.4 3.06 24.7 24.1 79.1 78.6 1 50.0-150 2.73 20 <br />(S) o-Terphenyl 871 88.2 18.0-148 <br />ACCOUNT: PROJECT: <br />ATC -San Ramon, CA 204BS04278 <br />SDG: DATE/TIME: PAGE: <br />L1465194 03/03/2217:32 32 of 35