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h <br /> U U <br /> gow®R laborat6ries <br /> Ground Zero Analysis,Inc. Project Number: 335 <br /> 1714 Main Street Project Name: Tuff Boy Work Order,No.: <br /> Escalon,CA 95320 Project Manager: John Lane G606077 <br /> TPH-gas BTX&E EPA Method 8015M/8021B 'Quality Control <br /> Argon Laboratories <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch GPGO052-EPA 5030B <br /> Blank(GPG0052-BLKI) Prepared&Analyzed:05-Jul-06 <br /> Surrogate:a,a,a-Triuorotoluene 0.0475 mg/kg 0.0500 95 70-130 <br /> Total Petroleum Hydrocarbons @ Gasoline ND 1.0 " <br /> Benzene ND 0.005 " <br /> Tolieene ND 0.005 " <br /> Xylenes(total) ND 0.010 " <br /> Ethylbenzene ND 0.005 " <br /> LCS(GPG0052-BS1) Prepared&Analyzed:05-Jul-06 <br /> Benzene 0.0542 0.005 mg/kg 0.0500 108 80420 <br /> Matrix Spike(GPG0052-MSI) Source:G606084-26 Prepared&Analyzed:05-Jul-06 <br /> Total Petroleum Hydrocarbons aQ Gasoline 1.90 1.0 mg/kg 2.00 ND 95 70430 <br /> Matrix Spike Dup(GPG0052-MSD1) Source:G606084-26 Prepared&Analyzed:05-Jul-06 <br /> Total Petroleum Hydrocarbons @ Gasoline 1.80 LO mg/kg 2.00 ND 90 70-130 5 20 <br /> Approved B <br /> PP Y <br /> Argon Laboratories,Inc. California D.O.H.S.Cert.#2359 <br /> 2905 Roilroad Avenue, Ceres, CA 95307 • Phone (209) 581 -9280 • Fax (209) 581-9282 page 5 of <br /> �� email: inWargonlobs,com <br />