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SEQUOIA ANALYTICAL <br /> 680 Chesapeake Drive * Redwood y, CA 94063 <br /> (415) 364-9600 • FAX(415) 364-9233 <br /> ? . . +fir 477. v vier• n}C s.}vr.�v4]tl Sr N•�y�'fitti ri lJS�vyt{Y.t XM1 4 <br /> RESNA Clientmy: Project ID W0327 00, Knowles Property mSampled Jun 30, 1993 <br /> 1710 Main Street Sample Matrix Water Received Jul 2, 1993# <br /> Escalon, CA 95320 Analysis Method EPA 5030/8015/8020 Reported Jul 19, 1993,{ <br /> Attention John Lane First Sample# 3G37707 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with STEX DISTINCTION <br /> Reporting Sample <br /> Analyte Limit I D. <br /> erg/L 3G37707 <br /> KP MW-8 <br /> Purgeable <br /> Hydrocarbons 50 N D <br /> Benzene 0 50 N D <br /> Toluene 050 0 53 <br /> Ethyl Benzene 050 N D <br /> Total Xylenes 050 064 <br /> Chromatogram Pattern Gas <br /> Quality Control Data <br /> Report Limit Multiplication Factor 10 <br /> Date Analyzed 7/13/93 <br /> instrument Identdication GCHP-2 <br /> Surrogate Recovery, % 97 <br /> (QC Limits = 70-130%) <br /> Purgeable Hydrocarbons are quantitated against afresh gasoline standard <br /> Analytes reported as N D were not detected above the stated reporting limit <br /> SEQUOIA ANALYTICAL <br /> V4V(L <br /> Vickie Tague <br /> Project Manager 3037701 WAT e.2 <br />