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cCurbs &Tompkins.Ltd. <br /> 1 LABORATORY NUMBER: 102490 DATE RECEIVED: 12/07/90 <br /> CLIENT: ENVIRONMENTAL SCIENCE & ENGINEERING DATE ANALYZED: 12/ 12/90 <br /> PROJECT ID: 6 - 90 -5137 DATE REPORTED: 12/ 12/90 <br /> JOB LOCATION: RYDER/STOCKTON <br /> Total Volatile Hydrocarbons with BTXE in Soils & Wastes <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 /> (mg/Kg) (ug/Kg) (ug/Kg) (ug/Kg) (ug/Kg) <br /> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - <br /> ' 102490 - 6 COMPOSITE 15 ND(5 . 0) 53 49 680 <br /> ME/WOW <br /> ND = Not detected at or above reporting limit ; Reporting limit <br /> ' indicated in parentheses . <br /> QA/QC SUMMARY <br /> RPD, % <br /> RECOVERY, % 2 <br />' ---------- 102 <br /> ------------------------------- <br /> i <br />