Laserfiche WebLink
1455 Mcnowdl Blvd,North Ste D <br /> SQqu fa Petaluma,CA 94954 <br /> (707)792-1865 <br /> Analytical FAX(707)792-0342 <br /> www.scquoialabs.com <br /> URS Corp-Sacramento Project: Arco Site 5469,Stockton,CA P406178 <br /> 2870 Gateway Oaks Drive Suite 300 Project Number: WR36605 Reported: <br /> Sacramento CA,95833 Project Manager: Jay Johnson 06/30/04 13:08 <br /> Volatile Organic Compounds by EPA Method 8260B-Quality Control <br /> Sequoia Analytical-Petaluma <br /> Reporting Spike Source %REC RPD <br /> Analyte Result LJrnit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 4060462-EPA 5030B waters <br /> Laboratory Control Sample Du (4060462-BSD1) Prepared&Analyzed:06/22/04 <br /> Tert-amyl methyl ether 4.98 1.0 ug/l 5.00 100 78-117 4 20 <br /> Benzene 5.17 0.50 5.00 103 81-118 2 20 <br /> Tert-butyl alcohol 116 20 100 116 60-147 14 20 <br /> Di-isopropyl ether 5.19 1.0 5.00 104 70-125 5 20 <br /> t,2-Dibromoethane(EDB) 4.71 0.50 5.00 94 85-125 3 20 <br /> 1,2-Dichloroethane 5.65 0.50 5.00 113 77-126 0.4 20 <br /> Ethanol 181 100 100 181 55.200 40 20 QC20 <br /> Ethylbenzene 5.05 0.50 5.00 101 89.122 3 20 <br /> Ethyl tert-butyl ether 5.18 1.0 5.00 104 71-120 6 20 <br /> Methyl tert-butyl ether 5.51 0.50 5.00 110 70-122 5 20 <br /> Toluene 5.72 0.50 5.00 114 84-119 7 20 <br /> ylenes(total) 14.5 0.50 15.0 97 86-132 1 20 <br /> urrogate:Dibromofluoromethane 6.08 5.00 122 84-122 <br /> Surrogate:l,2-Dichloroethane-d4 5.86 5.00 117 74-135 <br /> Surrogate: Toluene-d8 5.18 5.00 104 84-119 <br /> Surrogate:4-BromoJluorobenzene 5.16 5.00 103 86-119 <br /> Sequoia Analytical-Petaluma The results in this report apply to the samples analyzed in accordance with the <br /> chain of custody document. Unless otherwise staled,results are reported on a wet <br /> weight basis. This analytical report must be reproduced in its entirety. <br /> Page 30 of 37 <br /> 'R <br />