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a <br /> _ <br /> SEQUOIA ANALYTICAL <br /> 0DD 680 Chesapeake Drive • Redwood City,CA 94063 <br /> (415) 364-9600 FAX(415) 364-9233 <br /> :}:::.:':::.:...v..:::rv: _:::::::..:..v., .............. <br /> A� .s.{.:.:::::....,. i....................'S.'S.{...,v,.::::.5::::ry,J.:::::.v:.v::;!.:}:s.uw.vv::tn{i?n•4Y...w:::.v.:-: <br /> ♦.:::�::'::ti:L�:is{;.::.;:-:iS':i;:::�" <br /> ::........:... <br /> } <br /> Kaprealian Engineering, Inc. pient Project ID: Unocal, Stockton, PaclficiWillora rSampled: Jan 22, 1990.;;: <br /> »:P.O. Sox 9% Matrix Descript: Soil Received: Jan 22, 1990`:;: <br /> }<Benicia, CA 94510 Analysis Method: EPA 5030/8015/8020 Analyzed: Jan 23, 1990 'n <br /> 'Attention: Mardo Kaprealian, P.E. First Sample#: 001-2507 A-B Reported: Jan 23, 1990 <br /> ..:.,.:::.�.:�::::::...::.....:.:,.... ....... ..:r... ...x•}x::x.::c:.-.:c.:i;.,:-�;..ri.,.-:..5;.,r;::.;,:;5s:,,:o»:;:..:.,}:•i}:,vra <br /> u.:.....1{.k{.k*i:3::..1.5:.:.-:.l'..5:{.k:w'":�. .v5v::....::y:.,.:+:n.z. ....-.:..:.;:.,...,:..;:i.5:;•:n+:.::.}��: '..vv :.:;::rnv:- <br /> TOTAL PETROLEUM FUEL HYDROCARBONS with BTEX DISTINCTION (EPA 8015/8020) <br /> Sample Sample Low/Medium B.P. Ethyl <br /> Number Description Hydrocarbons Benzene Toluene Benzene Xylenes <br /> mg/kg mg/kg mg/kg mg/kg mg/kg <br /> (ppm) (ppm) (ppm) (Ppm) (ppm) <br /> 0012507 A-B Composite 25 3.3 N.D. N.D. N.D. N.D. <br /> 0012508 A-B Composite 26 17 N.D. N.D. N.D. N.D. <br /> 0012509 A-B composite 27 24 N.D. N,D. N.D. N.D. <br /> 0012510 A-B Composite 28 2.7 N.D. N.D. N.D. N.D. <br /> 0012511 A-B Composite 29 1.6 N.D. N.D. N.D. N.D. <br /> Detection Limits: 1.0 0.05 0.1 0.1 0.1 <br /> Low to Medium Boiling Point Hydrocarbons are quantitated against a gasoline standard. <br /> Analytes reported as N.D.were not present above the stated limit of detection. <br /> SEQUOIA ANALYTICAL Please Note: <br /> The above samples do not appear to contain gasoline. <br /> Belinda C.Vega <br /> Project Manager <br /> 12507.ICE1 <t> <br />