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<br /> SEQUOIA ANALYTICAL
<br /> 680 Chesapeake Drive • Redwood City, CA 94063
<br /> (415) 364-9600 - FAX(415) 364-9233
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<br /> Brunsing Associates, Inc. Client Project ID: ! 260.4 Doane Products Sampled: Sep 14, 1992
<br /> 1735 E. Bayshore, Suite 2A Sample Matrix: TCLP Extract of Soil Composites Received: Sep 15, 1992
<br /> <<Redwood City, CA 94063 Analysis Method: EPA 5030/8015/8020 Reported: Oct 5, 1992'..,
<br /> -,Attention: Joel Bruxvoort First Sample#: 209-4166
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<br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION
<br /> Reporting Sample Sample Sample Sample Sample Sample
<br /> Analyte Limit I.D. I.D. I.D. I.D. I.D. I.D.
<br /> lrg/L 209-4166 209-4167 209-4168 209-4169 209-4170 209-4171
<br /> SP-1-1,3,5,7 SP-1-9,11, SP-1-17,19, SP-1-25,27, SP-1-33,35, SP-1-41,43,45,47
<br /> 13,15 21,23 29,31 37,39
<br /> Purgeable
<br /> Hydrocarbons 50 N.D. N.D. N.D. N.D. N.D. N.D.
<br /> Benzene 0.50 N.D. 16 N.D. N.D. N.D. N.D.
<br /> Toluene 0.50 N.D. 16 N.D. N.D. N.D. N.D.
<br /> -Ethyl Benzene 0.50 N.D. 16 N.D. N.D. N.D. N.D.
<br /> Total Xylenes 0.50 N.D. 51 N.D. N.D. N.D. N.D.
<br /> Chromatogram Pattern: -- Gas -- -- - --
<br /> Quality Control Data
<br /> Report Limit Multiplication Factor: 20 20 20 20 20 20
<br /> Date Analyzed: 9/30/92 9/30/92 9/30/92 9/30/92 9/30/92 9/30/92
<br /> Instrument Identification: GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1
<br /> i
<br /> Surrogate Recovery, %: 79 107 105 104 109 114
<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 /> F-QUOIA ANALYTICAL
<br /> Nokowhat D. Herrera
<br /> Project Manager 2094166.BBB <1>
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