Laserfiche WebLink
CHROMALAB, INC. <br /> Environmental Services(SDB) <br /> April 2 , 1998 Submission ## 9803309 <br /> ' AQUA SCIENCE ENGINEERS INC <br /> Atten Charlie Rous <br /> Protect UNOCAL Project# 3254 <br /> Received March 20 , 1998 <br /> re Blank spike and duplicatereport for Gasoline BTEX analysis <br /> Method SW846 8020A Nov 1990 / 8015Mod <br /> 1 Matrix WATER <br /> Lab Run# 11922 Analyzed April 1, 1998 <br /> Spike <br /> Spike Amount Amount Found Spike Recov % <br /> BSP Dup BSP Dup BSP Dup Control % RPi <br /> Analyte u L (ug/L % Limits RPD Lii <br /> GASOLINE 500 500 470 528 94 0 106 75--125 12 0 20 <br /> BENZENE 100 100 91 8 87 2 91 8 87 2 77-123 5 14 20 <br /> TOLUENE 100 100 94 5 89 8 94 5 89 8 78-122 5 10 20 <br /> 1 ETHYL BENZENE 100 100 101 95 0 101 95 0 70-130 6 12 20 <br /> XYLENES 300 300 272 258 90 7 86 0 75-125 5 32 20 <br /> BS Smpt # 178151 1220 Quarry Lane • Pleasanton, California 94566-4756 <br /> BSD Smpt # 178153 (510) 484-1919• Facsimile (510) 484-1096 «6$65226 tWt1559'.9 <br /> Federal ID #68-0140157 <br />