Laserfiche WebLink
�.' Firm <br /> Thermo Analytical Inc <br /> 1400 53rd Street <br /> Suite 460 <br /> Emeryville,CA 94605-2946 E C., ers� <br /> tom_ r <br /> (415)652-2300 <br /> EN�(�MII/SERVIC SLTH . <br /> February 5 , 1987 <br /> Chevron USA* quite #2l0 <br /> 2 Annabel Lane, <br /> San Ramon, CA 94583 <br /> Attention: Darryl Hovander <br /> Release #8 <br /> Report #10035 3�.` / E'I*eW; <br /> JI <br /> E. Fremont St . , Stockton. <br /> Site Location: Chevron Station 47780 , 1987 for <br /> nuary 30r <br /> RE: Three (3) soil samplesalso one (1)bmitted on as sample for rush PCS; <br /> rush gasoline and BTX analyses ; <br /> one (1) sample for rush waste <br /> sand <br /> . volatile organic analysis; <br /> one (1) sample for rush lead anal Ysi <br /> ` following <br /> The sales are analyzed for gasoline by <br /> Procedure: Analytical Procedures for <br /> the method described in Attachment <br /> are concentrated on a <br /> Fuel Leak Investigations . prior to injection <br /> Tekmar LSC-2 automatic f tted with le concentrator. <br /> anflamerionization detector . <br /> into a gas chromatograp again <br /> Quantitation is performed + as total hydrocarbon response, a9 <br /> gasoline. The limit of detection for <br /> known concentrations of <br /> part per <br /> this method of an is one million (mg/kg) - <br /> The aromatic levels are determined by following a modified EPA <br /> Method 602 procedure . The volatile components uples are <br /> tomaticsample concentrator <br /> concentratedt concentrated with a Tekmar LSC-a2achromatograph fitted With a <br /> prior to injection into a g5 performed against <br /> photoianization detector . Quantitation is <br /> solutions made from known concentrations of billion aromatic(ug/kg) , unless <br /> The limit of detection is one p <br /> stated otherwise. <br /> The PCB levels are determined by following a modified EPA 8080 <br /> hours <br /> procedure. The samples are extracted aTheesolventast tisnremovedwand <br /> a solution of acetone-hexane (50 d cleaned up on a Florisil <br /> the samples are placed into hexanenchromat graph equipped with <br /> column prior to injection into a gas <br /> performed <br /> a Ni63 electron capture detector . Quantitation is P oCThe <br /> against solutions made thimethod Cofanalysis <br /> cnis0 .3parts per <br /> limit of detect on for s <br /> million (mg/kg) . . <br /> t <br /> 1 <br />