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Sequoia �41�ir_in11iV1 c }'� 7 <br /> _u,i n0 <br /> I <br /> kn .1A ainr'� 1S <br /> al- <br /> it[� a ix ' W.In <br /> URS Corporation (Arcola Project ARCO#6200 Tracey CA 1\110KI) <br /> u,1 <br /> 2870 Gateway Oaks Dr Ste 300 Project Number GOC l Y-0010 <br /> Sacramento CA 95833 Pr4lect Manager Jay Johnson 1 I1 Jhl <br /> Volatile Organic Compounds by EPA Method 8260B - Quality Control <br /> Sequoia Analytical - Moi gan Hill <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Unit <br /> Bath 5K22004-EPA 50351 EPA 82603 <br /> NLitrix Spike(5K22004-MSI) Source MOK0931-01 Prepared&Analyzed 11/22/05 <br /> tert-Amyl methyl ether 00158 00050 mg/kg 00150 ND 105 80-130 <br /> BLRZene 000505 00050 000516 ND 98 65-125 <br /> tent-Butyl alcohol 342 0 020 0 143 3 9 0 80-135 <br /> Di-isopropyl ether 00145 00050 00151 ND 96 85-115 <br /> 1 2-Dibromoethane(EDB) 00159 00050 00149 ND 107 85-130 <br /> 1 2-Dichloroetha e: 0015t 00050 00147 ND 103 63-124 <br /> Ethanol 0125 010 0142 ND 88 35-150 <br /> Ethyl tert-butyl ether 00152 00050 00150 ND 101 80-125 <br /> Ethylbenzene 000690 00050 000754 ND 92 80-135 <br /> Methyl tert-butyl ether 00160 00050 000702 00092 97 75 115 <br /> Toluene 00343 00050 00372 000038 91 85-125 <br /> �ylencs(tot d) 00392 00050 00412 000039 94 80-140— <br /> lsoline Range Organics(C4-C12) 0 640 0 l0 _ 0 440 020 100 53-126 <br /> SurroGcuc 1?-DlLhlarocfhalrc d4 00099 0 005110 30 60-115 <br /> Matrix Spike Dup(5K22004-MSDI) Source MOK0931-01 Prepared Analyzed 11/22/05 <br /> tert-Amyl methyl ether 00150 0 0050 mg/kg 0 0150 ND 100 80-130 5 ?D <br /> BUIZtne 000478 00050 000516 ND 93 65-125 5 20 r <br /> tert-Butyl alcohol 3 89 0 020 0 143 3 9 0 80-135 13 20 " <br /> Di isopropyl ether 00138 00050 0 0151 ND 91 95-115 5 20 <br /> 1 2-Dibromoethanc(EDB) 00149 00050 0 0149 ND 100 85-130 6 1�, <br /> 12-Dichloroethane 00118 00050 00147 ND 80 63-124 25 25 <br /> Ethanol <br /> 0147 O l0 0142 ND 104 35-150 16 40 <br /> Ethyl tent-butyl ether <br /> 00146 00050 00150 ND 97 80-125 4 2i <br />— — Ethvibenzene v-- — — - ---000599— — 00050 400754—ND----79 -80-135 la - 30 <br /> Methyl tort-butvi ether 00139 00050 000702 00092 67 75-115 14 3� V <br /> Toluene 00311 00050 00372 000038 83 85-12:) 10 ID <br /> Xv[enes(total) <br /> 00339 00050 013412 000039 81 80-140 15 211 <br /> Gasoline Range Organics(C4-C12) 0 590 0 10 0 440 020 89 _�53-126 _8 20 <br /> Surrogufe !3-Deehlnrnerlrane-d4` 000331 000500 66 60-135 <br /> Sequoia Analytical - Morgan Hill The resulis in this report apph to fhe sumple%anah:ed irr nccurdc ILL �'rfi h <br /> cmrodt docamenr unless orhenvae stared resu&s are r�prr e 1 urr a n Lr <br /> This anali tical report must be reproduced rn its cnfirc ri <br />