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""FuA► <br /> Working to Restore Nature <br /> Oki <br /> Chain of Custody Records in the field that accompanied the samples to a laboratory <br /> f <br /> certified by the State of California for the analyses requested Samples were transported <br /> to the laboratory promptly Samples in our custody were properly disposed of after their <br /> useful life had expired <br /> Reporting Results of Analyses <br /> Hydrocarbon constituents in groundwater samples are reported by the laboratory in units <br /> of parts per billion (ppb) The maximum contaminant levels listed in Title 22 of the <br /> California Code of Regulations for benzene, ethylbenzene, and total xylene isomers in <br /> drinking water are 10, 680, and 1,750 ppb, respectively The action level established by the <br /> California Department of Health Services for toluene is 100 ppb To conform with the <br /> laboratory reports, we report groundwater chemical data in units of ppb <br /> I <br /> 1U <br /> i <br /> I <br /> I� <br /> li <br /> �I <br /> I' <br /> I <br /> 1 <br /> I <br /> {I <br /> I j <br /> I <br /> 1 <br /> !li 0201gtak/123009-1 <br /> jj <br /> �I <br />