Laserfiche WebLink
a- ) <br /> • 1885 Jarvis Drive <br /> 5equo� Morgan Hill,CA 95037 <br /> (408)776-9600 <br /> � Analytical FAX(408)782-6308 <br /> • www.sequoialabs.com <br /> Secor-Rancho Cordova(ARCO) Project:ARCO#4932,Stockton,CA MOG0595 <br /> 3017 Kilgore Rd,Suite 100 Project Number:GOC8D-0001 Reported: <br /> Rancho Cordova CA,95670 Project Manager:Clinton Harms 08/01/05 11:10 <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 5G25011-EPA 5030B PIT/EPA 8260B <br /> Blank(5G25011-BLK2) Prepared:07/25/05 Analyzed:07/26/05 <br /> tert-Amyl methyl ether ND 0.50 ug/] <br /> Benzene ND 0.50 " <br /> ter(-Butyl alcohol ND 20 " <br /> Di-isopropyl ether ND 0.50 " <br /> 1,2-Dibromoethane(EDB) ND 0.50 " <br /> 1,2-Dichloroethane ND 0.50 " <br /> Ethanol ND loo " <br /> Ethyl Cert-butyl ether ND 0.50 " <br /> Ethylbenzene ND 0.50 " <br /> Methyl tert-butyl ether ND 0.50 " <br /> Toluene ND 0.50 " <br /> lWylenes(total) ND 0.50 <br /> Gasoline Range Organics(C4-C12) ND 50 <br /> Surrogate: 1,1-Dichloroeihane-d4 2.26 2.50 90 60-135 <br /> Laboratory Control Sample(5G25011-BSI) Prepared&Analyzed:07/25/05 <br /> tert-Amyl methyl ether 10.6 0.50 ug/l 10.0 106 80-115 <br /> Benzene 9.68 0.50 10.0 97 65-115 <br /> ten-Butyl alcohol 46.4 20 50.0 93 75-150 <br /> Di-isopropyl ether 9.63 0.50 10.0 96 75-125 <br /> 1,2-Dibromoethane(EDB) 10.7 0.50 10.0 107 85-120 <br /> 1,2-Dichloroethane 11.0 0.50 10.0 110 85-130 <br /> Ethanol 158 100 200 79 70-135 <br /> Ethyl tert-butyl ether 10.0 0.50 10.0 100 75-130 <br /> Ethylbenzene 8.00 0.50 10.0 80 75-135 <br /> Methyl tert-butyl ether 10.6 0.50 10.0 106 65-125 <br /> Toluene 9.83 0.50 10.o 98 85-120 <br /> Xylenes(total) 24.2 0.50 " 30.0 81 85-125 HM <br /> Surrogate:1,1-Dichloroethane-d4 1.52 2.50 101 60-135 <br /> Sequoia 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 wet weight basis. <br /> This analytical report must be reproduced in its entirety. <br /> Page 17 of 27 <br />