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Sequoia 680 Chesapeake Drive Redwood City CA 94063 (415) 364 9600 FAX (415) 364 9233 <br /> 404 N Wigct Lane Walnut Creek CA 94598 (510) 988 9600 FAX (510)988 9673 <br /> X117 Analytical 8 t 9 Stnkcr Avenue,Suite 8 Sacramento CA 95834 (916) 921 9600 FAX (916) 921 0100 <br /> •JUL 1919961 <br /> Pacific Environmental Group -- Client Pro' ID 310-040 5A%2859,Stockton <br /> = 2025 Gateway Place, Suite 440 Sample Descript INFL Received 07/11/96 <br /> - San Jose, CA 95110 Matrix AIR = <br /> Analysts Method 8015Mod/8020 Analyzed 07/12/96 - <br /> - Attention Andrew Lehane Lab Number_9607569-01 _ Reported 07f8f96 <br /> QC Batch Number GC0712966TEX17A_~- <br /> Instrument ID GCHP17 <br /> Total Purgeable Petroleum Hydrocarbons (TPPH) with BTEX <br /> Analyte Detection Limit Sample Results <br /> ug/L ug/L <br /> TPPH as Gas 200 300 <br /> Benzene 2 0 N D <br /> Toluene 2 0 5 1 <br /> Ethyl Benzene 2 0 2 5 <br /> Xylenes (Total) 2 0 21 <br /> Chromatogram Pattern Gas <br /> Surrogates Control Limits% % Recovery <br /> Trifluorotoluene 70 130 99 <br /> Analytes reported as N D were not present above the stated limit of detection <br /> SEQUOIA ANALYTICAL - ELAP 01210 <br /> dia Hlrotsu <br /> Project Manager Pae t <br /> s <br />