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JM�kaboratories Inc. <br /> Environmental Testing Laboratory Since 1949 <br /> Condor Earth Technologies Inc. Reported: 12/16/2019 12:29 <br /> P O Box 3905 Project: Soil Samples <br /> Sonora,CA 95370 Project Number: 8171 <br /> Project Manager: Zack Solow <br /> Organochlorine Pesticides (EPA Method 8081A) <br /> Quality Control Report - Method Blank Analysis <br /> Constituent QC Sample ID MB Result Units PQL MDL Lab Quals <br /> QC Batch ID: B064541 <br /> Aldrin 8064541-BLK1 ND mg/kg 0.00050 0.000087 <br /> alpha-BHC B064541-BLK1 ND mg/kg 0.00050 0.000073 <br /> beta-BHC 8064541-BLK1 ND mg/kg 0.00050 0.000074 <br /> delta-BHC B064541-BLK1 ND mg/kg 0.00050 0.000050 <br /> gamma-BHC(Lindane) B064541-BLK1 ND mg/kg 0.00050 0.000046 <br /> Chlordane(Technical) B064541-BLK1 ND mg/kg 0.050 0.0028 <br /> 4,4'-DDD 8064541-BLK1 ND mg/kg 0.00050 0.000099 <br /> 4,4'-DDE B064541-BLK1 ND mg/kg 0.00050 0.000071 <br /> 4,4'-DDT 8064541-BLK1 ND mg/kg 0.00050 0.000074 <br /> Dieldrin B064541-BLK1 ND mg/kg 0.00050 0.000083 <br /> Endosulfan I B064541-BLK1 ND mg/kg 0.00050 0.000073 <br /> Endosulfan II B064541-BLK1 ND mg/kg 0.00050 0.000079 <br /> Endosulfan sulfate B064541-BLK1 ND mg/kg 0.00050 0.000064 <br /> Endrin 8064541-BLK1 ND mg/kg 0.00050 0.000031 <br /> Endrin aldehyde 8064541-BLK1 ND mg/kg 0.00050 0.000088 <br /> Heptachlor B064541-BLK1 ND mg/kg 0.00050 0.000043 <br /> Heptachlor epoxide 6064541-BLK1 ND mg/kg 0.00050 0.000060 <br /> Methoxychlor 8064541-BLK1 ND mg/kg 0.00050 0.00018 <br /> Toxaphene B064541-BLK1 ND mg/kg 0.050 0.0021 <br /> TCMX(Surrogate) 8064541-BLK1 94.3 % 20-130 (LCL-UCL) <br /> Decachlorobiphenyl(Surrogate) B064541-BLK1 105 % 40-130 (LCL-UCL) <br /> The results in this report apply to the samples analyzed in accordance with the chain ql custoc(v document.This anal]tical report must he reproduced irr its entirety. <br /> All results listed in this report arc tier the exclusive use or the submitting party. BC Laboratories,Inc.assumes no responsibility for report alteration,separation,detachment or third parts interpretation. <br /> Report ID: 1000975422 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.bclabs.com Page 25 of 31 <br />