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j SEQUOIA ANALYTICAL <br /> 680 Chesapeake Drive • Redwood City, CA 94063 <br /> (415) 364-9600 • FAX(415) 364-9233 <br /> i <br /> RESNA- Escalon Client Project ID W04801, PG&E Stockton Service Ctr Sampled Jan 12, 1993 <br /> 1710 Main Street Sample Matrix Soil Received Jan 15, 1993 <br /> Escalon, CA 95320 Analysis Method EPA 5030/8015/8020 Reported Jan 24, 1993 <br /> Attention Lois Frantz First Sample # 301-2041 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample Sample Sample <br /> Analyte Limit I.D. I D. LD I D. l D I D <br /> mg/kg 301-2041 301-2042 301-2043 301-2044 301-2045 <br /> SP1 (A-D) SP2(A D) SP3(A C) SP4(A-C) SP2(E-H) <br /> Purgeable <br /> Hydrocarbons 10 N D N D N D N D N D <br /> Benzene 00050 N D N D N D N D N D <br /> Toluene 00050 N D N D N D N D N D <br /> Ethyl Benzene 00050 N D N D N D N D N D <br /> Total Xylenes 00050 N D N D N D N D N D <br /> Chromatogram Pattern -- -- - <br /> Quality Control Data <br /> Report Eimft <br /> Multiplication Factor 1 0 1 0 1 0 1 0 1 0 <br /> Date Analyzed 1/19/93 1/19/93 1/19/93 1/19/93 1/19/93 <br /> Instrument Identification GCHP-7 GCHP-7 GCHP-7 GCHP-7 GCHP-7 <br /> Surrogate Recovery, % 99 88 96 85 96 <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 /> •SEQUOIA ANALYTICAL <br /> TL <br /> ee <br /> roject Manager 301-2035 WAT <2> <br />