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05/08/1996 15:37 5104209170 1 CAMBRIA PAGE 08 <br /> Sequoia 680 Chcwcake Drive . RWvmod City,CA 94063 WS) 364.9W FAX(415)364-92); <br /> 404.N.Viget Lane Walmd Creek,CA 94598 (510) 988-9600 FAX(DO)9889673 <br /> Anal ICal 819 Striker Avenue,Suite 8 Sacramento,CA 95934 (916) 921-9600 FAX 1516)921-0100 <br /> ............. <br /> mbrIa Environmental Client Pr9ject'TD: Shell-,U!E. a n, Sarnow: Apr 24'6'1996:< <br /> 1144 65th Street Ste C Sample Matrix: Soil Received: Apr 25, 1996:.. <br /> -Oakland,CA 94608 Analysis Method: EPA 5030/8015 Mod./8020 Reported- Apr 29, 1996.: <br /> Attention- Scott MacLeod First Sample : 604-1807 <br /> - <br /> ......... ... <br /> ............. <br /> QC Batch Number: SP042696 SP042696 SP042696 SP042696 SP0426M SP042696 <br /> GMEXA 802DEXA 8020EXA 802DEXA 8020EXA SMEXA <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample Sample Sample <br /> Analyte LimitI.D. I.D. I.D. I.D. I.D. <br /> mg/kg 604-:i8O7 604-1808 604-1809 604-1810 6044820 604-1821 <br /> S-2(9.0) S-4(7.5) S-5 (5.0) S-3(4.5) SP-1A SP-2A <br /> Purgeable <br /> Hydrocarbons 1.0 4,800 N.D. N,D. N.D. 1.8 16 <br /> Benzene 0.0050 68 N.D. N.D. N.D. N.D. N.D. <br /> Toluene 0.0060 500 0.0058 0.0071 N.D. 0.029 0.010 <br /> Ethyl Benzene 0.0050 140 N.D. N.D. N.D. 0.0095 0.012 <br /> Total Xylenes 0.0050 770 N.D. 0.0080 N.D. 0.098 0,15 <br /> Chromatogram Pattern: Gasoline Gasoline& Gasoline 6 <br /> Unidentlfled Unidentified <br /> Hydrocarbons Hydrocarbons <br /> >C8 >C8 <br /> Quality Control Date <br /> Report Limit Multiplication Factor: 500 1.0 1.0 1.0 1.0 1.0 <br /> Date Analyzed- 4/29/96 4129/96 4/29/96 4/29/96 4/29/96 4/29/96 <br /> Instrument Identification: HP-4 HP-6 HP-5 HP-5 HP-5 HP-5 <br /> Surrogate Recovery.%-. 129 91 97 <br /> 93 93 86 <br /> (QC Limits = 70-130%) <br /> Purgeable Hydrocarbons are quantitated against a fresh gasoline standard. <br /> Analytesreported as N.D.were not detected above the stated reporting limit, <br /> SEQUOIA AN C L,#1271 <br /> "QUO <br /> 0-Ke eth L L. mer <br /> .'!y6ject Manager <br /> 6041807.CAM <I> <br />