Laserfiche WebLink
885 Jarvis Drive <br /> Sequoia Morgan Hill CA 95037 <br /> (408)776-9600 <br /> Analytical FAX(408)782-6308 <br /> www sequoealabs corn <br /> URS Corporation[Arcot) Project ARCO#5469, Stockton,CA MN10470 <br /> 2$70 Gateway Oaks Dr,Ste 300 Project Number N/P Reported <br /> Sacramento CA,95833 Project Manager Jay Johnson 09/29/04 17 33 <br /> Volatile Organic Compounds by EPA Method 8260B - 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 4123011 - EPA 5030B PIT <br /> Blank(4I23011-BLKi) Prepared&Analyzed 09/23/04 <br /> tert-Amyl methyl ether ND 050 ug/I <br /> Benzene ND 0 50 " <br /> tert-Buty]alcohol ND 20 " <br /> Di-isopropyl ether ND 0 50 " <br /> 1,2-Dibromoethane(EDB) ND 0 50 " <br /> 1,2-Dichloroethane ND 050 " <br /> Ethanol ND 100 1C <br /> Ethyl tert-butyl ether ND 050 " <br /> Ethylbenzene ND 050 " <br /> Methyl tert-butyl ether ND 0 50 " <br /> Toluene ND 0 50 " <br /> nes(total) ND 050 " <br /> me Range Organics(C4-C 12) ND 50 <br /> Surrogate 12-Dichloroethane-d4 469 Soo 94 78-129 <br /> Laboratory Control Sample(4123011-BSI) Prepared&Analyzed 09/23/04 <br /> tent-Amyl methyl ether 941 050 ug/l 100 94 82-140 <br /> Benzene 9 18 050 t0 0 92 69-124 <br /> tert-Butyl alcohol 493 20 500 99 56-131 <br /> Di-isopropyl ether 9 84 0 50 100 98 76-130 <br /> 1 2-Dibromoethane(EDB) 987 0 50 too 99 77-132 <br /> 1,2-Dichloroethane 997 0 50 10 0 100 77-136 <br /> Ethanol 204 100 200 102 31-143 Ic <br /> Ethyl tert-butyl ether 945 050 100 94 81-121 <br /> Ethylbenzene 926 050 10 0 93 84-132 <br /> Methyl tert-butyl ether 943 0 50 10 0 94 63-137 <br /> Toluene 935 0 50 10 0 94 78-129 <br /> Xylenes(total) 278 0 50 300 93 83-137 <br /> Surrogate 1 2-Dichloroethane-d4 457 500 91 78-129 <br /> Tota Analytical-Morgan Hill The results in this report apply to the samples analyzed in accordance with the chain of <br /> custody document Unless otherwise stated results are reported on a wel weight bases <br /> This analytical report must be reproduced in its entirety <br /> Page 12 of 17 <br />