Laserfiche WebLink
A +i <br /> i <br /> �1 Sequoia 1455 McDowell Blvd, North Ste D <br /> Petaluma,CA 94954 <br /> (707)792 1865 <br /> Analytical FAX(707)792 0342 <br /> . www sequoialabs com <br /> Secor-Rancho Cordova Project Arco Site 4932,Stockton,CA P305591 <br /> 3017 Kilgare Road Suite 100 Project Number 38984 Reported <br /> Rancho Cordova CA,95670 Project Manager Rusty Benkosky 06/05/03 16 20 <br /> Total Petroleum Hydrocarbons as Gasoline and BTEX by EPA 8015B/8021B -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 3050782-EPA 5030 waters <br /> Blank(3050782-BLKI) Prepared&Analyzed 05/31/03 <br /> Gasoline Range Organics ND 14 ppmv <br /> Gasoline Range Organics ND 50 mg/m'Air <br /> Benzene ND 016 ppmv <br /> Benzene ND 0 50 mg/m'Air <br /> Toluene ND 013 ppmv <br /> Toluene ND 050 mg/m'Air <br /> Ethylbenzene ND 012 ppmv <br /> Ethylbenzene ND 050 mg/ml Air <br /> Xylenes(total) ND 0 50 " <br /> Xylenes(total) ND 0 12 ppmv <br /> ethyl tent-butyl ether 3 73 2 0 mg/ml Air <br /> ethyl,tert-butyl ether 1 04 056 ppmv <br /> Surrogate a a,a-Trifluorotoluene 297 mg/m'Air 300 99 65-135 <br /> Surrogate a,a a-Trifluorotoluene 49 7 ppmv 503 99 65-135 <br /> Surrogate 4-Bromofluorobenzene 39 4 419 94 65-135 <br /> Surrogate 4-Bromofluorobenzene 282 mg/m'Air 300 94 65-135 <br /> Blank 3050782-BLK2 Prepared&Analyzed 06/01/03 <br /> Gasoline Range Organics ND 50 mg/ml Air <br /> Gii tine Range Organics ND 14 ppmv <br /> Benzene ND 016 " <br /> Benzene ND 0 50 mg/ml Air <br /> Toluene ND 013 ppmv <br /> Toluene ND 050 mg/m'Air <br /> Ethylbenzene ND 012 ppmv <br /> Ethylbenzene ND 0 50 mg/ml Air <br /> Xylenes(total) ND 0 12 ppmv <br /> Xylenes(total) ND 0 50 mg/ml Air <br /> Methyl tert-butyl ether ND 20 " <br /> Methyl tent-butyl ether ND 056 ppmv <br /> Surrogate a,aa-Trifluorotoluene 293 mg/m'Atr 300 98 65-1.35 <br /> Surrogate a,a a-Trifluorotoluene 49 1 ppmv 503 98 65-135 <br /> Surrogate 4-Bromofluorobenzene 401 419 96 65-135 <br /> Surrogate 4-Bromofluorobenzene 287 mg/m'Air 300 96 65-135 <br /> quota 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 /> basis This analytical report must be reproduced in its entirety <br /> Page 5 of 8 <br />