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110 2nd Avenue Sou, _)7,Pacheco,CA 94553-5560 <br /> 4 McCAMPBELL ANALYTICAL INC. Telephone:925-798-1620 Fax:925-798-1622 <br /> httri://,A-Ay.mccampbell.com E-mail:main@mccampbell.com <br /> Advanced GeoEnvironmental Client Project ID: Curry's Warehouse Date Sampled: 05/17/99 <br /> 4005 North Wilson Way Date Received: 05/19/99 <br /> Stockton, CA 95205 Client Contact: Bob Marty Date Extracted: 05/19/99 <br /> Client P.O: Date Analyzed: 05/20-05/25/99 <br /> Multi-Range(Gasoline,Diesel,Motor Oil)TPH as Diesel * <br /> EPA methods modified 8015,and 3550 or 3510;California RIA'QCB(SF B Region)method GCFID(3550)or GCFID(3510) <br /> Lab ID Client ID I Matrix TPH(Gas)' TPH(Diesel)' TPH(MotorOil)' %Recovery <br /> (C6-C12) (C10-C23) (>C]8) Surrogate <br /> 11413 SS-1-3.5' S I 4.3 300,g,b 360 109 <br /> 11414 SS-2-6' S ND 120.g1b 420 104 <br /> 11415 SS-3-3' S ND ND ND 108 <br /> 11416 SS-4-2' S ND 120.8 450 103 <br /> 11417 SS-5-5' S I1 560.e.b 930 103 <br /> 11418 SS-6-1.2 S 1.0 4300.e.b 11.000 104 <br /> Reporting Limit unless otherwise «' 50 ug%L 50 ug/L 250 ug/L <br /> stated;ND means not detected above <br /> the reporting limit S± <br /> 1.0 mg'kg 1.0 mg/kg 5.0 mg/kg <br /> 'water samples are reported in ug/L,soil and sludge samples in mg/kg,wipes in ug/wipe and all TCLP/SPLP extracts in mg/L <br /> 'cluttered chromatogram resulting in surrogate and sample peak coelution,or;surrogate peak is on elevated baseline,or;surrogate has been <br /> diminished by dilution of original extract. <br /> °oil-range compounds are not fully recovered by this GC methodology <br /> -The following descriptions of the TPN chromatogram are cursory in nature and McCampbell Analytical is not responsible for their <br /> interpretation:a)unmodified or weakly modified diesel is significant;b)diesel range compounds are significant;no recognizable pattern;c) <br /> aged diesel? is significant); d)gasoline range compounds are significant; e)medium boiling point pattern that does not match diesel(?); f; <br /> one to a few isolated peaks present; g) odrange compounds are significant; h) lighter than water immiscible sheen is present; i) liquid <br /> sample that contains greater than—5 vol.°a sediment. <br /> DHS Certification No. 1644 Jq <br /> Ed\yard Hamilton, Lab Director <br />