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cbCurtis &Tompkins Ltd <br /> LABORATORY NUMBER: 118614 DATE SAMPLED: 11/16/94 <br /> CLIENT: FUGRO WEST INC. DATE RECEIVED: 11/18/94 <br /> PROJECT ID: 7-0137 DATE ANALYZED: 11/25/94 <br /> LOCATION: 1605 S.EL DORADO ST. ,STOCK. DATE REPORTED: 11/30/94 <br /> Total Volatile Hydrocarbons with BTXE in Aqueous Solutions <br /> TVH by California DOHS Method/LUFT Manual October 1989 <br /> BTXE by EPA 5030/8020 <br /> LAB ID SAMPLE ID TVH AS BENZENE TOLUENE ETHYL TOTAL <br /> GASOLINE BENZENE XYLENES <br /> (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) <br /> ----------------------------------------------------------------------- <br /> 118614-2 MW-2 ND(50) ND(0. 5) ND(0. 5) ND(0 .5) ND(0. 5) <br /> 118614-3 MW-3 400 23 3 . 8* 13 22 <br /> 118614-5 MW-5 110 1. 1 2 . 7* ND(0. 5) ND(0 . 5) <br /> 118614-7 MW-7 ND(50) ND(0. 5) ND(0. 5) ND(0 . 5) ND(0. 5) <br /> METHOD BLANK ND(50) ND (0 . 5) ND(0 . 5) ND(0 . 5) ND (0. 5) <br /> * Presence of this compound confirmed by second column; however, the <br /> confirmation concentration differed from the reported result by more <br /> than a factor of two. <br /> ND = Not detected at or above reporting limit; Reporting limit <br /> indicated in parentheses. <br /> QA/QC SUMMARY <br /> RPD, <1 <br /> RECOVERY, 100 <br />