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<br />CALIFORNIA LABORATORY SERVICES <br /> <br />Page 5 of 6 <br />Committed. Responsive. Flexible. <br /> <br />09/14/20 10:57 <br />RAH Environmental, Inc. - Sacramento Project: Flying Portugese Trucking <br />4645 Raley Boulevard <br />Project Number: [none] <br />CLS Work Order #: 2010273 <br />Sacramento, CA 95838 <br />Project Manager: Ray Henry COC #: 196364 <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 2007213- EPA 5030 Soil MS <br />Blank (2007213-BL K I ) Prepared & Analyzed: 09/08/20 <br />Di-isopropyl ether ND 5.0 (1E/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 <br />Toluene ND 5.0 <br />Xylenes (total) ND 10 <br />Surrogate: Toluene-d8 21.1 30.0 70 60-140 <br />LCS (2007213-BS1) Prepared & Analyzed: 09/08/20 <br />Methyl tert-butyl ether 16.9 5-0 liglicg 20.0 84 60-140 <br />Benzene 20.3 5.0 20.0 102 60-140 <br />Surrogate: Toluene-d8 23.6 30.0 79 60-140 <br />LCS Dup (2007213-BSD1) Prepared & Analyzed: 09/08/20 <br />Methyl tert-butyl ether 16.4 5.0 sag/kg 20.0 82 60-140 3 30 <br />Benzene 20.9 5.0 20.0 105 60-140 3 30 <br />Surrogate: Toluene-d8 27.4 30.0 91 60-140 <br />Matrix Spike (2007213-MS1) Source: 2010292-01 Prepared & Analyzed: 09/08/20 <br />Methyl tert-butyl ether 17.5 5.0 jag/kg 20.0 ND 87 60-140 <br />Benzene 21.1 5.0 20.0 ND 105 60-140 <br />Surrogate: Toluene-d8 24.0 30.0 80 60-140 <br />Matrix Spike Dup (2007213-MSD1) Source: 2010292-01 Prepared & Analyzed: 09/08/20 <br />Methyl tert-butyl ether 17.3 5.0 jag/kg 20.0 ND 87 60-140 0.9 30 <br />Benzene 21.1 5.0 20.0 Ni) 105 60-140 0.1 30 <br />Surrogate: Toluene-d8 22.7 30.0 76 60-140 <br />3249 Fitzgerald Road, Rancho Cordova, CA 95742 I 800.638.7301 I Tel: 916.638.7301 x102 I Fax: 916.638.4510 I www.californialob.com <br />Small Business #2916 I ELAP #1233 I NAICS #541380 I CA SWRCB ELAP Accreditation/Registration Number 1233