Laserfiche WebLink
r <br /> s • i <br /> I � I <br /> 1455 McDowell Blvd North Ste <br /> Sequoia P Petaluma CA 949544 <br /> 792 165 <br /> AD— n a l Y 1+1 C`a FAX l (707)792 0342 www seququoialabs com <br /> URS Corp-Sacramento Project Arco Site 6100,Tracy,CA P404555 <br /> 2870 Gateway Oaks Drive Suite 300 Project Number WR36619 Reported <br /> Sacramento CA,95833 Project Manager Jay Johnson 05/13/04 18 04 <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 %REC Limits RPD Limit Notes <br /> Batch 4050095-EPA 5030B soils McOH <br /> Laboratory Control Sample(4050095-BSI) Prepared&Analyzed 05/05/04 <br /> Tert-amyl methyl ether 1 96 1 0 mg/kg 200 98 74-126 <br /> Benzene 2 02 I 0 200 101 75-123 <br /> Tcrt-butyl alcohol 39 8 20 40 0 100 66-129 <br /> Di isopropyl ether 2 04 1 0 2 00 102 71-127 <br /> 1 2-Dibromoethane(EDB) l 97 1 0 2 00 98 88-118 <br /> 1 2-Dichloroethane 2 14 1 0 2 00 107 79-119 <br /> Ethanol 384 40 400 96 70-140 <br /> Ethylbenzene l 93 1 0 2 00 96 65-135 <br /> Ethyl tort-butyl ether 2 10 1 0 2 00 105 72-123 <br /> Methyl tort-butyl ether l 95 1 0 2 00 98 70-125 <br /> Toluene l 99 1 0 2 00 100 76-123 <br /> Surrogate Dihrontofluoromethane 2 15 2 00 108 81-126 <br /> Surrogate 12-Dichloroethane-d4 239 200 120 73-131 <br /> Surrogate Toluene-d8 2 19 2 00 110 82-129 <br /> Laboratory Control Sample Dup(4050095-BSDI) Prepared&Analyzed 05/05/04 <br /> Tert-amyl methyl ether 1 95 l 0 mg/kg 200 98 74-126 0 5 35 <br /> Benzene 2 00 1 0 200 t00 75-123 1 35 <br /> Tert-butyl alcohol 393 20 400 98 66-129 I 35 <br /> Di-isopropyl ether 2 03 l 0 200 102 71-127 0 5 35 <br /> 1,2-Dibromocthanc(EDB) 1 93 1 0 200 96 88-118 2 35 <br /> l 2-Dichloroethane 2 10 1 0 2 00 105 79-119 2 35 <br /> Ethanol 38 2 40 400 96 70-140 0 5 35 <br /> Ethylbenzene 1 91 1 0 2 00 96 65-135 l 35 <br /> Ethyl Cert-butyl ether 2 07 1 0 2 00 104 72-123 l 35 <br /> Methyl tert-butyl ether 1 98 1 0 2 00 99 70-125 2 35 <br /> Toluene 1 99 1 0 2 00 100 76-123 0 35 <br /> Surrogate Drbromofluoromethane 2 13 200 106 81-126 <br /> Surrogate 12-Dichloroethane-d4 2 31 200 116 73-131 <br /> Surrogate Toluene-d8 2 17 200 108 82-129 <br /> Sequoia Analytical-Petaluma 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 /> hosts This analytical report must be reproduced in its entirety <br /> Page 17 of 18 <br />