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s f M s r <br /> Curtis&Tompkins.Ltd, <br /> LABORATORY NUMBER: 105856 DATE RECEIVED: 11/21 /91 <br /> CLIENT: ENVIRONMENTAL SCIENCE & ENGINEERING DATE ANALYZED: 12/02-03/91 <br /> PROJECT ID: 6-90-5030 DATE REPORTED: 12110191 <br /> LOCATION: AT&T LODI <br /> Benzene , Toluene , Et!ryl Benzene , Xylcnes by EPA 8020 <br /> Extraction by EPA 50311 Purge and Trap <br /> LAB ID CLIENT ID BENZENE TOLUENE ETHYL TOTAL REPORTING <br /> BENZENE XYLENES LIMIT * <br /> (ug/L) (+ig/L) (ug/L) (ug/L) (ug/L) <br /> - - - - - - - - - - -- - - - - - - -- - - - <br /> 105856-1 NNVI ND ND ND ND 0.5 <br /> 1115856-2 NSV2 ND ND ND ND 0.5 <br /> 105856-3 DUP ND ND NI) ND 0.5 <br /> - 105856-4 M,V3 NI) 1i . 9 ND 1 . 5 0.5 <br /> 105856-5 TRIP BLANK ND ND ND ND 0.5 <br /> 105856 METHOD BLANK ND ND ND ND 0.5 <br /> ND = Not detected at or above reporting limit . <br /> ~ * Reporting Limit applies to all analytes . <br /> :-• % SURROGATE RECOVERY <br /> QA/QC SUNAIARY <br /> 1{I 5 H 5 6-- I=_----_-- 102 <br /> rw 105856-2 104 <br /> 105856-3 107 <br /> 04 <br /> 105856-4 1 107 <br /> 14 <br /> 105856-5 <br /> y ME'I H01)--BLANK---- - - ------ ----- -._.__- --- -- --...-_.._.. 0 04 <br />