Laserfiche WebLink
�DSequoia 885Drive <br /> Morgan Hili1 CA CA 95037 <br /> (408)776 9600 <br /> IIW Analytical FAX(408)782 6308 <br /> www sequoialabs com <br /> URS Corporation [Arco]) Project ARCO#6100,Tracey,CA MPC 1 103 <br /> 2870 Gateway Oaks Dr, Ste 300 Project Number GOC IY-0015 Reported <br /> Sacramento CA,95833 Project Manager Jay Johnson 04/23/06 11 43 <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 6D11008- EPA 5030B P/T/EPA 8260E <br /> Matrix Spike(6D11008-MSI) Source MPCII03-09 Prepared&Analyzed 04/11/06 <br /> cert-Amyl methyl ether 1490 50 ug/l 1630 ND 91 65-135 <br /> Benzene 669 50 504 96 114 70-125 <br /> tert-Butyl alcohol 17400 2000 16900 ND 103 60-135 <br /> Di-isopropyl ether 1670 50 1620 ND 103 70-130 <br /> 1,2-Dibromoethane(EDB) 1740 50 1660 ND 105 85-125 <br /> 1,2-Dichloroethane 1630 50 1550 21 104 75-125 <br /> Ethanol 16900 30000 16500 ND 102 15-150 <br /> Ethyl tert-butyl ether 1550 50 1640 ND 95 65-130 <br /> Ethylbenzene 752 50 728 20 101 80-130 <br /> Methyl tert-butyl ether 829 50 784 38 101 50-140 <br /> Toluene 3740 50 3800 150 94 70-120 <br /> enes(total) 11400 50 4080 7600 93 85-125 <br /> ine Range Organics(C4-C12) 74400 5000 44000 29000 [03 75-140 <br /> Surrogate 1 2-Dichloroethane-d4 4 59 5 00 92 80-135 <br /> Surrogate Toluene-d8 502 5 00 100 70-130 <br /> Surrogate Dtbromofluoromethane 447 500 89 85-130 <br /> Surrogate 4-Bromofluorobencene 449 5 00 90 60-115 <br /> Matrix Spike Dup (6DI1008-MSDI) Source MPC1103-09 Prepared&Analyzed 04/11/06 <br /> tert-Amyl methyl ether 1480 50 ug/1 1630 ND 91 65-135 0 7 25 <br /> Benzene 628 50 504 96 106 70-125 6 15 <br /> tert-Butyl alcohol 17400 2000 16900 ND 103 60-135 0 35 <br /> Di-isopropyl ether 1560 50 1620 ND 96 70-130 7 35 <br /> 1,2-Dibromoethane(EDB) 1660 50 1660 ND 100 85-125 5 15 <br /> 12-Dichloroethane 1580 50 1550 21 101 75-125 3 10 <br /> Ethanol 17900 30000 16500 ND 108 15-150 6 35 <br /> Ethyl tert-butyl ether 1530 50 1640 ND 93 65-130 1 35 <br /> Ethylbenzene 781 50 728 20 105 80-130 4 15 <br /> Methyl tert-butyl ether 779 50 784 38 95 50-140 6 25 <br /> Toluene 3530 50 3800 150 89 70-120 6 15 <br /> Xylenes(total) 11700 50 4080 7600 100 85-125 3 15 <br /> Gasoline Range Organics(C4-C12) 69400 5000 44000 29000 92 75-140 7 20 <br /> Surrogate 12-Dichloroethane-d4 425 5 00 85 80-135 <br /> Surrogate Toluene-d8 469 500 94 70-130 <br /> Surrogate Dtbromofluoromethane 434 500 87 85-130 <br /> Surrogate 4-Bromofluoroben_ene 458 11500 92 60-115 <br /> uola 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 he reproduced in its enirrety <br /> Page 10 of 1 1 <br />