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<br />CALIFORNIA LABORATORY SERVICES <br /> <br />Page 5 of 6 <br />Committed. Responsive. Flexible. <br /> <br />08/24/20 14:03 <br />RAH Environmental, Inc. - Sacramento Project: Fernando Soares Trucking <br />4645 Raley Boulevard <br />Project Number: [none] <br />CLS Work Order #: 20111098 <br />Sacramento, CA 95838 <br />Project Manager: Ray Henry COC #: 204428 <br />Volatile Organic Compounds by EPA Method 8260B - Quality Control <br />Analytc <br />Reporting <br />Result Limit Units <br />Spike Source <br />Level Result %REC <br />%REC <br />Limits RPD <br />RPD <br />Limit Notes <br />Batch 2006779 - EPA 5030 Soil MS <br />Blank (2006779-BLKI) Prepared & Analyzed: 08/21/20 <br />Di-isopropyl ether ND 5.0 Ps/kg <br />Ethyl tert-butyl ether ND 5.0 <br />Methyl tert-butyl ether ND 5.0 <br />tert-Amyl methyl ether ND 5.0 <br />tert-Butyl alcohol ND 50 <br />Benzene ND 5.0 <br />Ethylbenzene ND 5.0 /I <br />Toluene ND 5.0 <br />Xylenes (total) ND 10 <br />Surrogate: Toluene-d8 20.8 30.0 69 60-140 <br />LCS (2006779-BS1) Prepared & Analyzed: 08/21/20 <br />Methyl tert-butyl ether 16.6 5.0 gg/kg 20.0 83 60-140 <br />Benzene 22.1 5.0 20.0 110 60-140 <br />Surrogate: Toluene-d8 24.7 30.0 82 60-140 <br />LCS Dup (2006779-BSD1) Prepared & Analyzed: 08/21/20 <br />Methyl tert-butyl ether 16.1 5.0 psiks 20.0 80 60-140 3 30 <br />Benzene 20.9 5.0 20.0 105 60-140 5 30 <br />Surrogate: Toluene-d8 26.0 30.0 87 60-140 <br />Matrix Spike (2006779-MS1) Source: 20H1166-01 Prepared & Analyzed: 08/21/20 <br />Methyl tert-butyl ether 16.4 5.0 gg/kg 20.0 ND 82 60-140 <br />Benzene 21.6 5.0 20.0 ND 108 60-140 <br />Surrogate: Toluene-d8 30.8 30.0 103 60-140 <br />Matrix Spike Dup (2006779-MSD1) Source: 20H1166-01 Prepared & Analyzed: 08/21/20 <br />Methyl tett-butyl ether 17.5 5.0 jag/kg 20.0 ND 88 60-140 6 30 <br />Benzene 22.2 5.0 20.0 ND I 1 1 60-140 2 30 <br />Surrogate: Toluene-d8 25.0 30.0 83 60-140 <br />3249 Fitzgerald Road, Rancho Cordova, CA 95742 I 800.638.7301 Tel: 916.638.7301 x102 I Fax: 916.638.4510 I www.califomialab.com <br />Small Business #2916 I ELAP #1233 I NAICS #541380 I CA SWRCB ELAP Accreditation/Registration Number 1233