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Page 4 of 19 <br /> alscience <br /> =nvironmental Analytical Report <br /> aboratories, Inc. <br /> Parsons Date Received: 04/18/09 <br /> 2121 North California Blvd., Suite 500 Work Order No: 09-04-1683 <br /> Walnut Creek, CA 94596-7305 Preparation: EPA 3510C <br /> Method: EPA 8015B (M) <br /> Project: PG&E TRACY MGP SITE Page 1 of 1 <br /> Lab Sample Date/Time Date Date/Time <br /> Client Sample Number Number Collected Matrix Instrument Prepared Analyzed QC Batch ID <br /> TW-5 09-04-1683-1-H 04/16/09 Aqueous GC 45 04/23/09 04/24/09 0904231321 <br /> 10:20 13:35 <br /> Comment(s): -TPH as Motor Oil is quantified in the carbon range C23-C36. <br /> Parameter Result RL DF Qual Units <br /> TPH as Motor Oil ND 250 1 ug/L <br /> Surrogates: REC % Control Limits Qual <br /> Decachlorobiphenyl 84 68-140 <br /> DUP-1 09-04-1683-3-1 04/16/09 Aqueous GC 45 04/23/09 04/24/09 0904231321 <br /> 00:00 13:50 <br /> Comment(s): -TPH as Motor Oil is quantified in the carbon range C23-C36. <br /> Parameter Result RL DF Qual Units <br /> TPH as Motor Oil ND 250 1 ug/L <br /> Surrogates: REC % Control Limits Qual <br /> Decachlorobiphenyl 82 68-140 <br /> Method Blank 099-12-234-412 N/A Aqueous GC 45 04/23/09 04/24/09 0904231321 <br /> 12:17 <br /> Parameter Result RL DF Qual Units <br /> TPH as Motor Oil ND 250 1 ug/L <br /> Surrogates: REC(%) Control Limits Qual <br /> Decachlorobiphenyl 98 68-140 <br /> RL-Reporting Limit DF-Dilution Factor Qual-Qualifiers <br /> 7440 Lincoln Way, Garden Grove, CA 92841-1427 • TEL:(714) 895-5494 FAX: (714) 894-7501 <br />