Laserfiche WebLink
885 Jams Dr <br /> Sequoia Morgan Hill CA 95037 <br /> a_ _� Analytical FAX(40s)�82-6308 <br /> www sequoialabs torr <br /> URS Corporation[I I Project ARCO 4434 MMD0150 <br /> 2870 Gateway Oaks Dr,Ste 300 Project Number Intnm-50433 Reported <br /> Sacramento CA,95833 Project Manager Vern Elarth 04/16/03 08 19 <br /> Volatile Organic Compounds by EPA Method 8260E- Quality Control <br /> Sequoia Analytical-Morgan Hill <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 3D11005-EPA 5030B PIT <br /> Blank(3D11005-BLK1) Prepared&Analyzed 04/11/03 <br /> Ethanol ND 100 ugll <br /> tert-Butyl alcohol ND 20 " <br /> Methyl tent-butyl ether ND 0 50 " <br /> Di-isopropyl ether ND 0 50 " <br /> Ethyl Cert-butyl ether ND 0 50 " <br /> tert-Amyl methyl ether ND 050 " <br /> 1,2-Dichloroethane ND 050 " <br /> 1,2-Drbromoethane(EDB) ND 0 50 " <br /> Benzene ND 0 50 <br /> i <br /> Toluene ND 0 50 " <br /> Etbylbenzene ND 0 50 " <br /> I <br /> Xylenes(total) ND 050 <br /> I <br /> • Gasoline Range Organics(C6-CID) ND 50 <br /> Surrogate 1 1 Dichloroethane-d4 4 70 5 00 94 0 78-119 <br /> Laboratory Control Sample(3DI1005-BSI) Prepared&Analyzed 04/11/03 <br /> Methyl tert-butyl ether 10 0 0 50 ug11 10 0 100 63-137 <br /> Benzene 10 7 0 50 100 107 78-124 <br /> Toluene 969 050 10 0 969 78-129 <br /> Surrogate 1 2-Dtchloroethane-d4 465 5 00 <br /> 93 0 78-119 <br /> Laboratory Control Sample(3DI I 005-BS2) Prepared&Analyzed 04/11/03 <br /> Methyl tert-butyl ether 8 51 0 50 ugfl 904 94 1 63-137 <br /> Benzene 5 52 0 50 5 44 101 78-124 <br /> Toluene 30 3 0 50 32 8 92 4 78-129 <br /> Gasoline Range Organics(C6 CIO) 309 50 440 702 70-113 <br /> Surrogate 11-Diehloroethane-d4 4 74 5 00 94 8 78-129 <br /> Sequoia Analytical-Morgan Hill The results in this report apply to the samples analyzed in accordance with the chain <br /> • of custody document Unless otherwise stated results are reported on a wet weight <br /> basis This analytical report must be reproduced in its entirety <br /> 6 of 8 <br /> i <br /> I <br />