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15pargero Analytical Laboratory Drvmslon <br /> Mobile Laboratory Division <br /> fechnologyInc Scientific DMsion <br /> 8020 Modified Laboratory Control Spike (LCS) & <br /> Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report <br /> �ttention ms Pamela Violett Date Sampled Dec 21, 1993 <br /> San Joaquin Co Env Health Division Date Received Dec 27 1993 <br /> P 0 Box 2009 <br /> Stcckton CA 95201-2009 <br /> Project ID 93 063 Project Name Stockton Police Station <br /> 'Dent ID LCS LCSD LAB ID ST94-01-003 LCS <br /> ST94-01-003 LCSD <br /> Matrix, Soil Dilution <br /> SConc Sample LCS LCSD LCS 0/o LCSD % 0o RPD <br /> Name Spike Added Result Result Result Units Recovery Recovery Recovery <br /> benzene 30 ppb ND 28 32 ug;kg 93% 107% 1300 <br /> I <br /> Toluene 30 ppb ND 28 32 ug/kg 93°0 107% 13% <br /> Ethylbenzene 30 ppb ND 29 32 ug'kg 9704 107% 1006 <br /> IXylenes 30 ppb NO 29 32 ug'kg 9700 107% 10% <br /> I,rrogate °6 Reco\ery of Trlfluorotoluene = 93% LCS 100% LCSD <br /> -A -ae c �- - -i �r. e- -e c; Gin <br /> as '= r- c__ _•` "' ,9 a- c_r: a- <br /> c C e ea _r a ❑e:e er • ace^ a ons oeic,v `e ce e or mit <br /> Jan 5, 1994 <br /> L James Prrncrpal C'ICMISt Date Reported <br /> C"'.0 CCv A A-�'CA' �ASc547CzN a,C 5 CE—Ir ED EY TSE STATE qF CA-,c0rN A <br /> ' A�'t1ELT <br /> OF FAL-, SEFViCES AS AHA,AFDCL'S%,BASTE TES'ING LA90RA'CRY <br /> iCe ' s an 6141 <br /> �7 • (916) 362-8947 • FAX (416) 362-0947 <br />