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Sun Star 25712 Commercentre Drive <br /> Laboratories, Inc. Lake Forest,California 92630 <br /> PR!]V1DING QOALnv ANnrr7ieAc SEsvices NAriowwmi• 949.297.5020 Phone <br /> 949.297.5027 Fax <br /> Brusca Associates Inc. Project: Anderson Barn Grover Ranch <br /> PO Box 332 Project Number: 260-004 Reported: <br /> Roseville CA,95661 Project Manager: Joe Brusca 08/23/23 14:47 <br /> Extractable Petroleum Hydrocarbons by 8015B-Quality Control <br /> SunStar Laboratories,Inc. <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 23HO282-EPA 3550B GC <br /> Blank(23H0282-BLK1) Prepared:08/21/23 Analyzed:08/22/23 <br /> C6-C12(GRO) ND 10 mg/kg <br /> C13-C28(DRO) ND 10 <br /> C29-C40(MORO) ND 10 <br /> Surrogate:p-Terphenyl 79.3 100 79.3 65-135 <br /> LCS(23H0282-BS1) Prepared:08/21/23 Analyzed:08/22/23 <br /> C13-C28(DRO) 490 10 mg/kg 500 97.4 75-125 <br /> Surrogate:p-Terphenyl 91.4 100 91.4 65-135 <br /> LCS Dup(23H0282-BSD1) Prepared&Analyzed:08/21/23 <br /> C13-C28(DRO) 420 10 mg/kg 500 84.5 75-125 14.2 20 <br /> Surrogate:p-Terphenyl 80.2 100 80.2 65-135 <br /> Batch 23HO286-EPA 3510C GC <br /> Blank(23H0286-BLK1) Prepared&Analyzed:08/21/23 <br /> C6-C12(GRO) ND 0.050 mg/l <br /> C13-C28(DRO) ND 0.050 <br /> C29-C40(MORO) ND 0.10 <br /> Surrogate:p-Terphenyl 1.65 2.00 82.5 65-135 <br /> LCS(23H0286-BS1) Prepared&Analyzed:08/21/23 <br /> C13-C28(DRO) 8.87 0.050 mg/l 10.0 88.7 75-125 <br /> Surrogate:p-Terphenyl 1.77 2.00 88.7 65-135 <br /> LCS Dup(23H0286-BSD1) Prepared&Analyzed:08/21/23 <br /> C13-C28(DRO) 9.29 0.050 mg/1 10.0 92.9 75-125 4.62 20 <br /> Surrogate:p-Terphenyl 1.53 112.00 76.4 65-135 <br /> SunStar Laboratories,Inc. The results in this report apply to the samples analyzed in accordance with the chain of <br /> custody document.This analytical report must be reproduced in its entirety. <br /> 7 <br /> Rebecca Traficanto,Project Manager Page 79 of 90 <br />