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Laboratories Inc. , <br /> Environmental Testing Laboratory Since 1949 <br /> Mark R. Magargee PG,CHg Reported: 02/27/2019 17:09 <br /> 6730 Canaletto Avenue Project: Soil <br /> Bakersfield,CA 93306 Project Number: Sohal#3 <br /> Project Manager: Mark Magargee <br /> Volatile Organic Analysis (EPA Method 82606) <br /> Quality Control Report - Method Blank Analysis <br /> Constituent QC Sample ID MB Result Units PQL MDL Lab Quals <br /> QC Batch ID: B038372 <br /> Benzene 8038372-BLK1 ND mg/kg 0.0050 0.0018 <br /> 1,2-Dibromoethane 8038372-BLK1 ND mg/kg 0.0050 0.0019 <br /> 1,2-Dichloroethane B038372-BLK1 ND mg/kg 0.0050 0.0017 <br /> Ethylbenzene B038372-BLK1 ND mg/kg 0.0050 0.0022 <br /> Methyl t-butyl ether B038372-BLK1 ND mg/kg 0.0050 0.0017 <br /> Naphthalene 8038372-BLK1 ND mg/kg 0.0050 0.0023 <br /> Toluene 8038372-BLK1 ND mg/kg 0.0050 0.0020 <br /> Total Xylenes B038372-BLK1 ND mg/kg 0.010 0.0034 <br /> t-Amyl Methyl ether B038372-BLK1 ND mg/kg 0.0050 0.00017 <br /> t-Butyl alcohol B038372-BLK1 ND mg/kg 0.050 0.0040 <br /> Diisopropyl ether B038372-BLK1 ND mg/kg 0.0050 0.00043 <br /> Ethanol B038372-BLK1 ND mg/kg 1.0 0.13 <br /> Ethyl t-butyl ether 8038372-BLK1 ND mg/kg 0.0050 0.00014 <br /> Total Purgeable Petroleum Hydrocarbons B038372-BLK1 ND mg/kg 0.20 0.13 <br /> 1,2-Dichloroethane-d4(Surrogate) B038372-BLK1 108 % 70-121 (LCL-UCL) <br /> Toluene-d8(Surrogate) B038372-BLK1 105 % 81-117 (LCL-UCL) <br /> 4-Bromofluorobenzene(Surrogate) B038372-BLK1 104 % 74-121 (LCL-UCL) <br /> QC Batch ID: B038645 <br /> Benzene B038645-BLK1 ND mg/kg 0.0050 0.0018 <br /> 1,2-Dibromoethane B038645-BLK1 ND mg/kg 0.0050 0.0019 <br /> 1,2-Dichloroethane 8038645-BLK1 ND mg/kg 0.0050 0.0017 <br /> Ethylbenzene B038645-BLK1 ND mg/kg 0.0050 0.0022 <br /> Methyl t-butyl ether B038645-BLK1 ND mg/kg 0.0050 0.0017 <br /> Naphthalene 8038645-BLK1 ND mg/kg 0.0050 0.0023 <br /> Toluene B038645-BLK1 ND mg/kg 0.0050 0.0020 <br /> Total Xylenes 8038645-BLK1 ND mg/kg 0.010 0.0034 <br /> t-Amyl Methyl ether B038645-BLK1 ND mg/kg 0.0050 0.00017 <br /> t-Butyl alcohol 8038645-BLK1 ND mg/kg 0.050 0.0040 <br /> Diisopropyl ether B038645-BLK1 ND mg/kg 0.0050 0.00043 <br /> Ethanol 8038645-BLK1 ND mg/kg 1.0 0.13 <br /> Ethyl t-butyl ether B038645-BLK1 ND mg/kg 0.0050 0.00014 <br /> Total Purgeable Petroleum Hydrocarbons B038645-BLK1 ND mg/kg 0.20 0.13 <br /> 1,2-Dichloroethane-d4(Surrogate) B038645-BLK1 103 % 70-121 (LCL-UCL) <br /> The results in this report apply to the samples analyzed in accordance with the chain of custody document.This analytical report must be reproduced in its entirety. <br /> All results listed in this report are for the exclusive use of the submitting party. BC Laboratories,Inc.assumes no responsibility for report alteration,separation,detachment or third party interpretation. <br /> Report ID: 1000856214 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.bclabs.com Page 23 of 30 <br />