Laserfiche WebLink
1455 McDowell Blvd North Ste D <br /> Sequoia Petaluma,CA 94954 <br /> (707)792-1965 <br /> iW Analytical FAX(707)792-0342 <br /> www sequoialabs coin <br /> URS Corp-Sacramento Project Arco Site 2186,Stockton,CA P409434 <br /> 2870 Gateway Oaks Drive Suite 300 Project Number WR36593 Reported <br /> Sacramento CA,95833 Project Manager Vernon P Elarth 10/08/04 09 40 <br /> Volatile Organic Compounds by EPA Method 8260B - Quality Control <br /> Sequoia Analytical- Petaluma <br /> Reporting Spike Source °/REC RPD <br /> Analyte Result Limit Units Level Result %uREC Limits RPD Limit Notes <br /> Batch 4100101 -EPA 5030B waters 1 EPA 8260B <br /> Blank(4100101-BLKI) Prepared&Analyzed I0/05/04 <br /> Teri-amyl methyl ether ND 10 ug/l <br /> Benzene PID 050 " <br /> Tert-butyl alcohol ND 20 " <br /> Di-isopropyl ether ND 10 " <br /> l,2-Dibromoethane(EDB) ND 050 " <br /> 1,2-Dichloroethane ND 050 " <br /> Ethanol ND 100 " <br /> Ethylbenzene ND 050 " <br /> Ethyl tert-butyl ether ND 1 0 " <br /> Methyl tert-butyl ether ND 050 " <br /> Toluene ND 050 " <br /> Xylenes(total) ND 050 " <br /> W--gate Drbromofluoromethane 525 500 105 84-122 <br /> Surrogate 1 2-Dichloroethane-d4 553 500 111 74-135 <br /> Surrogate Toluene-d8 584 500 117 84-119 <br /> Storogate 4-Bromofluorobenzene 557 500 111 86-119 <br /> Laboratory Control Sample(4100101-BSI) Prepared&Analyzed 10/05/04 <br /> Tert-amyl methyl ether 562 10 ug/l 500 112 78-117 <br /> Benzene 5 10 050 500 102 81-118 <br /> Tert-butyl alcohol 858 20 100 86 60-147 <br /> Dr-isopropyl ether 528 10 500 106 70-125 <br /> 1,2-Dibromoethane(EDS) 5 74 050 500 115 85-125 <br /> 1,2-Dichloroethane 5 19 050 500 104 77-126 <br /> Ethanol 142 100 100 142 55-200 <br /> Ethylbenzene 579 050 500 116 89-122 <br /> Ethyl trit-butyl ether 543 10 500 109 71-120 <br /> Mcthyl tert-butyl ether 530 050 500 106 70-122 <br /> Toluene 549 050 500 110 84-119 <br /> Xylenes(total) 177 050 150 118 86-132 <br /> Surrogate Debromofluoromethane 544 500 109 84-122 <br /> Surrogate 12-Drchloroethane-d4 531 500 106 74-135 <br /> Surrogate Toluene-d8 581 500 116 84-119 <br /> Surrogate 4-Bromofluorobenzene 552 500 110 86-119 <br /> Sequoia Analytical-Petaluma 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 wet weight basis <br /> . <br /> This analytical report must be reproduced in its entirety <br /> Page 17 of 21 <br />