Laserfiche WebLink
885 Jarvis Drive <br /> Sequoia Morgan Hill,CA 95037 <br /> (408)776-960D <br /> Analytical www.sequoialabs.com <br /> URS Corporation[Arcot I Project:ARCO#2168 Stockton CA MOK0183 <br /> 2870 Gateway Oaks Dr.,Ste 300 Project Number:GOC8 1-0010 Reported: <br /> Sacramento CA,95833 Project Manager:Vernon P.Elarth 11/23/05 09:40 <br /> Volatile Organic Compounds by EPA Method 8260B -Quality Control <br /> Fi Sequoia Analytical-Morgan Hill <br /> Reporting Spike Source %RFC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch SKI 6007-EPA 5035/EPA 8260B <br /> Blank(5K16007-BLKI) Prepared&Analyzed: 11/16/05 <br /> F <br /> tert-Amyl methyl ether ND 0.0050 mg/kg <br /> Benzene ND 0.0050 " <br /> I tert-Butyl alcohol ND 0.020 " <br /> Di-isopropyl ether ND 0.0050 " <br /> 1,2-Dibromoethane(EDB) ND 0.0050 " <br /> 1,2-Dichloroethane ND 0.0050 " <br /> Ethanol ND 0.10 IC <br /> FEthyl tert-butyl ether ND 0.0050 <br /> Ethylbenzene ND 0.0050 " <br /> Methyl tert-butyl ether ND 0.0050 " <br /> Toluene ND 0.0050 " <br /> Xylenes(total) ND 0.0050 " <br /> a Gasoline Range Organics(C4-C 12) ND 0.10 " <br /> Surrogate:1,1-Dichloroethane-d4 0.00490 0.00500 98 60-125 <br /> Laboratory Control Sample(5K16007-BSI) Prepared&Analyzed: 11/16/05 <br /> I 5 <br /> tert-Amyl methyl ether 0.0158 0.0050 mg/kg 0.0150 105 80-130 <br /> 6 Benzene 0.00511 0.0050 0.00516 99 65-125 <br /> tert-Butyl alcohol 0.145 0.020 0.143 101 80-165 <br /> Di-isopropyl ether 0.0161 0.0050 0.0151 107 85-115 <br /> i1,2-Dibromoethane(EDB) 0.0160 0.0050 0.0149 107 85-130 <br /> 1,2-Dichloroethane 0.0180 0.0050 0.0147 122 63-124 <br /> Ethanol 0.196 0.10 0.142 138 35-150 IC <br /> Ethyl tert-bury]ether 0.0162 0.0050 0,0150 108 80-125 <br /> Ethylbenzene 0.00727 0.0050 0.00754 96 80-135 <br /> Methyl tert-butyl ether 0.00825 0.0050 " 0.00702 118 75-115 HL <br /> Toluene 0.0320 0.0050 0.0372 86 85-125 <br /> ` Xylenes(total) 0.0398 0.0050 0.0412 97 80-140 <br /> Gasoline Range Organics(C4-C 12) 0.514 0.10 0.440 117 53-126 <br /> 4 Surrogate:1,1-Dichloroethane-d4 0.00532 0.00500 106 60-115 <br /> F <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 4 of 6 <br /> r <br /> r <br />