Laserfiche WebLink
k <br /> • <br /> 0� <br /> Sequoia Drive <br /> Morgan Hill,6851CA 95037 5037 <br /> � , <br /> (408)776 9300 <br /> • Analytical FAX(409)www sequoialabsco0m <br /> Secor-Rancho Cordova(ARCO) Project ARCO#0595,Stockton,CA MND0067 <br /> 3017 Kilgore Rd Suite 100 Project Number 38983 Reported <br /> Rancho Cordova CA,95670 Project Manager Rusty Benkosky 04/19/04 17 33 <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 Notel s <br /> Batch 4DO9010-EPA 5030B Modified <br /> Laboratory Control Sample(4D09010-BS2) Prepared&Analyzed 04/09/04 <br /> Methyl ten butyl ether 9 18 050 ug/l 992 925 63-137 <br /> Benzene 5 03 050 640 786 69 124 <br /> Toluene 31 1 050 297 105 78-129 <br /> Ethylbenzene 761 050 696 109 84-132 <br /> Xylenes(total) 393 0 50 33 7 117 83 137 <br /> Gasoline Range Organics(C4-C12) 403 50 440 91 6 70-124 <br /> Surrogate 1 2-Drchloroethane-d4 530 500 106 78-129 <br /> Laboratory Control Sample Dup(4D09010-BSD1) Prepared&Analyzed 04/09/04 <br /> Ethanol 161 100 ug/I 200 805 31-143 140 20 <br /> tert-Butyl alcohol 45 1 5 0 500 902 56-131 100 20 <br /> Methyl telt-bury]ether 114 050 100 114 63-137 16 8 20 <br /> Di-isopropyl ether 11 4 0 50 100 114 76-130 18 8 20 <br /> Ethyl tent-butyl ether 11 4 0 50 100 114 81 121 17 2 20 <br /> tort-Amyl methyl ether 108 050 10 0 108 82-140 161 20 <br /> 1,2-Drchloroethane 105 050 100 105 77 136 178 20 <br /> 1,2-Dibromoethane(EDB) 10 9 050 100 109 77-132 15 6 20 <br /> Benzene 998 050 100 998 69-124 19 7 20 <br /> Toluene 988 050 100 98 8 78-129 19 1 20 <br /> Xylenes(total) 291 0 50 300 970 83-137 12 0 20 <br /> Surrogate 1,2-Drchloroethane-d4 516 500 103 78-129 <br /> Laboratory Contra[Sample Dup(4D09010-BSD2) Prepared&Analyzed 04/09/04 <br /> Methyl tert-butyl ether 10 2 050 ug/1 992 103 63 137 105 20 <br /> Benzene 5 37 050 640 839 69-124 6 54 20 <br /> Toluene 33 8 050 297 114 78-129 8 32 20 <br /> Ethylbenzene 803 050 696 115 84-132 5 37 20 <br /> Xylenes(total) 420 0 50 " 33 7 125 83-137 664 20 <br /> Gasoline Range Organics tC4-C12) 431 50 440 98 0 70-124 6 71 20 <br /> Surrogate 1 2-Drchloroethane-d4 557 500 111 78-129 <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 22 <br />