Laserfiche WebLink
1455 McDowell Blvd,North Ste D <br /> Sequoia Petaluma,CA 94954 <br /> (707)792-1865 <br /> FAX 42 <br /> Analytical wwseg7ialabs om <br /> www sequoialabs coin <br /> • <br /> URS Corp-Sacramento Project Arco Site 2130,Stockton,CA P406495 <br /> 2870 Gateway Oaks Drive Suite 300 Project Number Intrim-50293 Reported <br /> Sacramento CA,95833 Project Manager Vernon P Elarth 07/29/04 17 56 <br /> BTEX by EPA Method 8260B-Quality Control <br /> Sequoia Analytical-Morgan Hill <br /> Reporting Spike Source %REC RPD <br /> Lalyte Result Limit Units Level Result %REC Limits RPD Lunit Notes <br /> Batch 4GO7024-EPA 50308 PIT <br /> Blank(4G07024-BLKI) Prepared&Analyzed 07/07/04 <br /> Benzene ND 050 ug/l <br /> Ethylbenzene ND 050 " <br /> Toluene ND 050 " <br /> Xylenes(total) ND 0 50 " <br /> Surrogate 1 2-Drchloroethane-d4 5 77 500 115 78-129 <br /> Laboratory Control Sample(4G07024-BSI) Prepared&Analyzed 07/07/04 <br /> Benzene 770 050 ugA 100 77 69424 <br /> Ethylbenzene 105 050 100 105 84-132 <br /> Toluene 793 050 100 79 78-129 <br /> Xylenes(total) 32 2 050 300 107 83-137 <br /> Surrogate 1 2-Dichloroethane-d4 561 500 112 78-129 <br /> 0 atrix Spike(4G07024-MSI) Source P406495-18 Prepared 07/07/04 Analyzed 07/08/04 <br /> Benzene 746 050 uo 100 ND 75 69-124 <br /> Ethylbenzene 102 050 100 ND 102 84-132 <br /> Toluene 775 050 100 ND 78 78-129 QCO2 <br /> Xylenes(total) 31 8 050 300 ND 106 83-137 <br /> Surrogate 12-Dichloroethane-d4 560 500 112 78-129 <br /> Matrix Spike Dup(4G07024-MSD1) Source P406495-18 Prepared 07/07/04 Analyzed 07/08/04 <br /> Benzene 813 050 ugA 100 ND 81 69-124 9 20 <br /> Ethylbenzene 107 050 100 ND 107 84-132 5 20 <br /> Toluene 811 050 100 ND 81 78-129 5 20 <br /> Xylenes(total) 330 050 300 ND 110 83-137 4 20 <br /> Surrogate 12-Dichloroethane-d4 552 500 110 78-129 <br /> Sequoia Analytical-Petaluma 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 /> 0 This analytical report must be reproduced in its entirety <br /> Page 28 of 41 <br />