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i <br /> SEQUOIA ANALYTICAL <br /> 1900 Bates Avenue 9 Suite LM * Concord,California 94520 <br /> (510) 686-9600 FAX (510) 686-9689 <br /> RECEIVED ;,;i� � 7 <br /> :r:;. :t:°K:':.".•`.:gx,r ^.?a:.c?�:wrGir,rmr �;;:�::�tY"x;'C4Y?,..,,.},.<cS:'�i`•Azt <i'x¢fi��:'�ufi�:�:y;�r: ^:�;t�£ '0^�dR c.. '-§5r."� ;;wt?; <br /> '. ry_: ?. SE f:.:5tif�?:::¢:�fnvriV oA:}}:ki:n:.:,Y[iJ:J�iti�:'{.ti � .s3.•:IXR:vi.:.::v:. ''.hiiti:.:0':vS�,:w.a..aivGc;., Jr�.ity. SSt;.,}..:..:�,...� <br /> Ro�ociates C`Ilentro�ect ICS: ''Arco#219 -9 -fi)Tracy Sampled CNay` 4, <br /> 1855 Gateway Blvd.,Ste.770 Sample Matra: Soil Received: May 4, llm3 <br /> Concord, CA 94520 Analysis Method: EPA 5030/8015/8020 Reported: May 7, 1993 :: <br /> Attention: Paul Supple First Sample#: 3fl5-0117 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample Sample Sample <br /> Analyte Limit I.D. I.D. I.D. I.D. W. I.D. <br /> mg/kg 305-0117 305-0118 305-0119 305-0120 305-0121 305-0122 s <br /> B1-5 61-8 BI-13 62-6 132-11 63-5 <br /> Purgeable <br /> Hydrocarbons 1.0 N.D. 20 590 3.4 720 4.3 <br /> Benzene 0.005 0.34 0.96 13 0.46 8.1 0.45 <br /> Toluene 0.005 N.D. 0.091 39 0.032 20 0.017 <br /> Ethyl Benzene 0.005 0.023 0.20 11 0.10 13 0.092 i <br /> Total Xylenes 0.005 0.027 0.27 62 0.21 38 0.032 <br /> Chromatogram Pattern: -- Gasoline Gasoline Gasoline Gasoline Gasoline <br /> P I <br /> Quality Control Data <br /> Report Limit Multiplication Factor: 1.0 5.0 100 2.0 100 2.0 <br /> Date Analyzed: 5/5/93 5/4/93 5/4/93 5/4/93 5/4/93 5/4/93 <br /> } <br /> Instrument Identification: HP-2 HP-4 HP-4 HP4 HP-4 HP- j <br /> 1 <br /> Surrogate Recovery,%: 102 111 107 110 104 107 <br /> (QC Limits = 70-130%) <br /> Purgeable Hydrocarbons are quantitated against a fresh gasoline standard. <br /> Analytes reported as N.D.were not detected above the stated reporting limit. <br /> f QUOIA ICAL <br /> Kenneth K.F. Lee <br /> Laboratory Director <br /> 3050117.Rou <1> <br />