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.. _ _ .. - - ---1111 ---'----•.�� <br /> i <br /> SEQUOIA <br /> ANALYTICAL <br /> 1900 Bates Avenue + Suite LM * Concord,California 94520 <br /> (510) 686-9600 FAX (510) 686-9689 <br /> 1111 <br /> mac:. <br /> eerin _ <br /> preallan En fn ::111:1. ,:':.';.a:r :.....�.-0 <br /> 9 g, Inc- Clien Project ID, Unocal, Stockton, 7303 Pacific Ave, {Sampled.#Yk kOct 45, 1991 E. <br /> Box 99� Sample Descript.. Water, DW <br /> "Benicia, CA 94540 Analysis Method: EPA 5030 8015/8020 Received. Oct 15, 1991 <br /> 1111 <br /> Anal <br /> #=Attention• Mardo Ka r <br /> ` ,x Y. ,p ealfan P E Lab Numb i w <br /> r 110-0700 <br /> Reported <br /> • Oct 26199 <br /> 1111: 1111., <br /> TOTAL PETROLEUM FUEL HYDROCARBONS WITH STEX DISTINCTION (EPA 8015/8020) <br /> Analyte Detection Limit <br /> Sample Resul#s <br /> p9/L (ppb) pg/L(ppb) <br /> Low to MMOM Boiling Point Hydrocarbons................... 30 <br /> Benzene. ................. ........ .................. „, Oso N.D. I <br /> toluene_............. . ......... ....................... .... 1.111.............1........ N.D- <br /> Ethyl Benzene........... ..:................ 0.30 ......,...,............I............. N-0. <br /> Xylenes• --•............ ........ ..................... ........................... 0-30 ,.... I................, N-D. <br /> 0.30 ............................. N.D. <br /> i <br /> I <br /> i <br /> Low to Madiurn SolMrtijo Point Hydrocarbons are quantitated against a gasoline standard. i <br /> Analytes reported as N.D.were not present above the slated limit of detection. <br /> I <br /> SEOUOIA ANALYTICAL <br /> Belinda C. Vega <br /> Laboratory director <br />