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�- SEQUOIA ANALYTICAL -• <br /> 1900 Bates Avenue • Suite LM • Concord, California 94520 <br /> . . (510) 686-9600 • FAX (510) 686-9689 <br /> JAN 1992 <br /> ,n v ENVI��RONMENTAL]7p'HE,aLTH <br /> .i�.i ,G ' v a n yr n ti u4 v r }rG.titi s ]rFm laic A4'"r{v".— <br /> Tank Protect Engineering of N.Calif Client Project ID #209/60 E 10th St, Tracy p Nov 12, 1991 ry <br /> {2821 Whipple Road Matrix Descript• Soil Received* Nov 14, 1991 <br /> Union City, CA 94587 Analysis Method EPA 5030/8015/8020 Analyzed Nov 25, 1991 <br /> -Attention John Mrakavtcz First Sample # 111-0814 Reported• Dec 3, 1991Y` <br /> 4? <br /> TOTAL PETROLEUM FUEL HYDROCARBONS with BTEX DISTINCTION (EPA 8015/8020) <br /> Sample Sample Low/Medium B.P. Ethyl <br /> Number Description Hydrocarbons Benzene Toluene Benzene Xylenes <br /> mg/kg mg/kg mg/kg mg/kg mg/kg <br /> (Ppm) (Ppm) (ppm) (ppm) (Ppm) <br /> 111-0814 SI-1 ND ND ND ND ND <br /> Detection Limits. 1.0 0.0050 0.0050 0.0050 0.0050 <br /> Low to Medium Boiling Point Hydrocarbons are quantitated against a gasoline standard <br /> Analytes reported as N p were not Present above the stated limit of detection <br /> 46011,01A ANALYTICAL <br /> 1i R Malerstein <br /> rot ct Manager 1110814 TPE <1> <br />