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C11_ T — 1 'D — _ = W E D 1 TOW FFa =. i= C1 11 Fa T F' CION T F• _ G_t <br /> SUPERIOR /ANALYTICAL LABORATORY, INC._ <br /> 1385 FAIHPAx ST., STE D • SAN FRANCISCO, CA 94124 - PHONE (415) 647-2081 <br /> C E R T I F I C A T E O F A N A L Y S I S <br /> LABORATORY NO. : 50396 DATE SAMPLED: 10/11/88 <br /> CLIENT: Town & Country Cont. DATE ANALYZED: 10/12/88 <br /> JOB NO. : 1331 S. Ham, Lodi DATE REPORTED: 10/13/88 <br /> ANALYSIS FOR BENZENE , TOLUENE, ETHYL BENZENE & XYLENES <br /> by EPA $W-846 Methods 5030 and 8020 <br /> Concentration (ug/kg) <br /> Ethyl <br /> Sample Identification Benzene Toluene Benzene xylenes <br /> #1 Tank 1 10' South ND< 3 ND< 3 ND< 3 ND< 3 <br /> ug/kg = part per billion (ppb) <br /> QA/QC Summary: Matrix Spike, Matrix Spike Duplicate: <br /> Recovery : 98 - 110% , RPD: < 5% <br /> Les Partrid e, Ph . D. <br /> e2 <br /> Laboratory M pager <br /> OUTSTANDING QUALITYAN© SERVICE <br />