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cbCurtis &Tompkrns Ltd <br /> LABORATORY NUMBER: 111480 DATE SAMPLED: 07/02/93 <br /> CLIENT: Environmental Science & Engineering DATE RECEIVED: 07/06/93 <br /> PROJECT ID: 6-92-5009 DATE EXTRACTED: 07/08/93 <br /> LOCATION: AT&T - LODI DATE ANALYZED: 07/09/93 <br /> DATE REPORTED: 07/16/93 <br /> Extractable Petroleum Hydrocarbons in Aqueous Solutions <br /> California DOHS Method <br /> LUFT Manual October 1989 <br /> LAB ID CLIENT SAMPLE ID KEROSENE DIESEL REPORTING SURROGATE <br /> RANGE RANGE LIMIT RECOVERY <br /> (ug/L) (ug/L) (ug/L) (Hexacosane) <br /> ----------------------------------------------------------------------------- <br /> 111480-1 MW-1 ND 200 50 123 % <br /> 111480-2 DUP ND 200 50 130 % <br /> 111480-3 MW-4 ND 200 50 119 <br /> METHOD BLANK N/A ND ND 50 113 <br /> ND = Not detected at or above the reporting limit. Reporting limit <br /> applies to all analytes. <br /> i <br /> i <br /> Surrogate recovery limits: 750 - 1250 <br /> i <br /> QA/QC SUMMARY: BS/BSD <br /> RPD, % 3 <br /> RECOVERY, % 87 <br />