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07/24/2002 16:31 2094683433 FIFTH FLOOR PAGE 07 <br /> UMS 826t) <br /> -jptj.c.j iomirctrojeumliyorocathon.(jaseline,LiC&II)(503U)p I S moa or L <br /> TPH-D Total Petroleum Hydrocarbon,Diesel.GC/FID(3550),8015 mod or OCIMS 8260 <br /> BTX&E Benzene,Toluene.Xylene&Ethyl Benzene, JD 8020 or G 9260 <br /> CL HC Chlorinated HydrocaTbon,GC(HSD 8010,GC(MS 8240 or 8260 <br /> TOTAL LEAD Total lead,AA 7420, AA 7421 or ICP-AFS 6010 <br /> OXYGENATES MTBE,ETRE,TAME,DIPE,&TBA GC/MS 9260(for MTBEser cn 0111v you may use 9020) <br /> METALS ICAP or AA Inductively Coupled Plasma Atomic Emission Spectrometry 6010 or Atomic Absorption Spectrometry 7000. Metals: <br /> Cadmium,Chromiuln III-and V1,Lead,23ne and Nickel• <br /> pCB Polychlorinated BipbrftyIs_GCrAS 8270 Or 3080 <br /> GC.FID Gas Chromatography,FI GMe Ionization Detection <br /> Method 3050 (,cid digestion <br /> Method,3540 Soxhlet sample preparation method <br /> Method 3550 Sonication sample pre'p3ration.extraction <br /> Method 5030 Puzge and trap sample preparation <br /> QA/QC Quality Assurance/Quality Control <br /> Notes: To avoid false positive detection of benzene,bertzene-free solvents we to be used, Fused capillary columns are preketrjcd to pacsed®olumnFor <br /> s.a <br /> packed column may be used as a"first cut"with"diftY"samples or once the hydrocarbons have been characterized and-proper QA/QC flowed. <br /> drinking water sources,EPA recommends that the$00 series for volatile organic should be used in preference to the 600 series because the detection limits <br /> are lower and the QA/QC is belt er. Samples exhibiting any level of heavy metal contamination may mqutre further analysis.PHS-EHD recommends <br /> holding those simples until disposal is indicated. <br /> EH 23 046 (Revised 05/09/00) <br /> SAN JOAOUIN COUNTY <br /> A <br /> ENVIRONMEN'r AAL HEALTH DEPARTMENT <br /> (209)468-3420 <br /> AUTHOMATION.TO RELEASE <br /> ANALYTICAL RESULTS <br /> 9EOTECHNICAL DATA <br /> ENVIRONMENTALISITE ASSESSMENT INFORMATION <br /> 1,THE UNDBRSIGNED0WNER AND/OR OPERATOR OF THE PROPERTY AND/OR FACILITY <br /> LOCATED AT <br /> (Street Address) (City) <br /> HEREBY AUTHORIZE <br /> 6Lrsborat®ry) <br /> TO RELEASE ANY AND ALL ANALYTICAL INFORMATION TO SAN JOAQUIN COUNTY ENvfRoNMENTAL HEAI:rH <br /> DEPARTMENT AS SOON AS IT IS AVAILABLE AND AT THE SAME <br /> 6 <br />