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SEQUOIA ANALYTICAL <br /> 680 Chesapeake Drive • Redwood City, CA 94063 <br /> (415) 364-9600 • FAX (415) 364-9233 <br /> .+Gtr{s,v . r v i rH{r. r 71`n r } r.w s Nv . r N ♦ ten-r n v 1 H v n h r n r/rry Y n r^;,r1Nr�r ma y:my r n <br /> BlaineTechServices, Inc Client Project ID { Shell, 141 N El Dorado X rctrSampled f f Feb 15, 1994 r <br /> 985 Timothy Drive Sample Matrix Water Received Feb 16, 1994 - <br /> San Jose, CA 95133 Analysis Method EPA 5030/8015 Mod /8020 Reported Feb 25, 1994 <br /> Attention Jim Keller First Sample #` 4BA1407 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample <br /> Analyte Limit I D. I D. I D. I D. <br /> ug/L 4BA1407 4BA1408 4BA1409 4BA1410 <br /> MW-5 Dup E= B TB <br /> Purgeable <br /> Hydrocarbons 50 N D 1,100 N D N D <br /> Benzene 050 N D 12 N D N D <br /> Toluene 050 N D 10 N D N D <br /> Ethyl Benzene 050 N D So N D N D <br /> Total Xylenes 050 N D 220 N D N D <br /> Chromatogram Pattern - C4 C12 -- -- <br /> Quality Control Data <br /> Report Limit Multiplication Factor 10 5 0 1 0 1 0 <br /> Date Analyzed 2/22/94 2/22/94 2/18/94 2/18/94 <br /> Instrument Identification GCHP-17 GCHP-2 GCHP-3 GCHP-3 <br /> Surrogate Recovery, % 94 105 98 97 <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 /> A ANALYTICAL <br /> tLu==zz;a a Chin <br /> 4BAt401 BtA -c2> <br /> Protect Mananager <br />