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Iry Sequoia 680 Chessmatke Drive Redwood City,CA 9406! (415) 964.9600 FAX(417) 364.92911 <br /> Analytical '�Banes Avenue,Suite L Concord,CA 94520 (510) 686.9600 FAX(510)6!6.9669 <br /> 619 Sttdker Avenue,Suite a Sacramento.CA 95834 (9t6) 921.9600 FAX(916)92 i.oio0 <br /> Alton Geoscle <br /> nce Client Project id: Mobil 04-043 30-0136 <br /> 30-A Lindbergh Ave. Sample Matrix: Soil / Received: <br /> led: May`s, 1994 <br /> Livermore, CA 94550 Analysis Method: EPA 5030/8015/8020 Received: May 17, 1994 <br /> Attention: Ron Scheele First Sample #: 405-0767 Reported: May 25, 1994 <br /> .. � <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. I.D. l.D. <br /> mg/kg 405-0767 405-0768 405-0769 405-0770 405-0771 405-0774 <br /> SOS@16.5 SB-6@11.5 SB-6@14.0 SB-6016.5 Se-6@19.0 S8-7011,5 <br /> Purgeable <br /> Hydrocarbons 1.0 N.D. 260 N.D. N.D. N.D. 1,200 <br /> Benzene 0.005 N.D. 0.81 N.D. 0.0063 N.D. <br /> 8.4 <br /> Toluene 0.005 N.D. 0.85 N.D. N.D. N.D. 2.9 <br /> Ethyl Benzene 0.005 N.D. 6.7 N.D. 0.060 N.D. 23 <br /> iTotal Xylenes 0.005 N.D. 1.8 N.D. 0.012 N.D. 2.2 <br /> Chromatogram Pattern: -- Gasoline __ <br /> -- Gasoline <br /> Quality Control Data <br /> Report Llmlt Multiplication Factor: 1.0 20 1.0 1.0 1.0 100 <br /> Date Analyzed: 5/20/94 5/22/94 5/22/94 5/22/94 5/19/94 5/23/94 <br /> Instrument Identification: HP-4 HP-4 HP-4 HP-4 HP-2 HP-4 <br /> Surrogate Recovery, %: 102 100 <br /> (QC Limits = 70-130%) 90 � 102 99 <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 /> SEQUOIA AN ICAL, #1271 <br /> ren L Enstrom <br /> roject Manager <br /> 4050755-ALT a3> <br />