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Page 12 of 18 <br /> y <br /> &Z. <br /> c <br /> alscience <br /> nvironmental Quality Control - LCS/LCS Duplicate <br /> aboratories, Inc. <br /> Shell Oil Pipeline Company LP Date Received: NIA <br /> P.O. Box 2648 Work Order No: 09-07-2287 ` <br /> Houston, TX 77252-2648 Preparation: EPA 5030B <br /> Method: EPA 82608 <br /> �p <br /> Project: 25705 Patterson Pass Road, Tracy, CA <br /> Date Date LCSILCSD Batch I <br /> Quality Control Sample ID Matrix Instrument prepared Analyzed Number <br /> 099,127981,878 :' ;'. S91Eti ?. !GClMS°JJ 08I05l49 <br /> 08!1}6!09 . .. 080805L04 <br /> Parameter LCS%REC LCSD%REC %REC CL MP CL RPD RPD CL va ifiers <br /> Benzene 88 86 84-114 79-119 2 0-7 <br /> I Carbon Tetrachloride 87 87 66-132 55-143 0 0-12 <br /> Chlorobenzene 92 94 87-111 83-115 3 0-7 <br /> 1,2-Dibromoethane 94 103 80-120 73-127 10 0-20 <br /> 1,2-Dichlorobenzene 97 93 79-115 73-121 4 0-8 t <br /> 1 <br /> 1,1-Dichloroethene 97 96 73-121 65-129 1 0-12 <br /> Ethylbenzene 91 93 80-120 73-127 2 0-20 <br /> Toluene 91 93 78-114 72-120 2 0-7 <br /> Trichloroethene 92 92 84-114 79-119 0 0-8 <br /> Vinyl Chloride 100 108. 63-129 52-140 8 0-15 <br /> 1 Methyl-t-Butyl Ether(MTBE) 102 101 77-125 69-133 1 0-11 <br /> j Tort-Butyl Alcohol(TBA) 83 95 47-137 32-152 13 0-27 <br /> Diisopropyl Ether(DIPE) 97 103 76-130 67.139 5 0-8 k <br /> Ethyl-t-Butyl Ether(ETBE) 100 100 76-124 68-132 1 0-12 <br /> Tert-Amyl-Methyl Ether(TAME) 95 95 82-118 76-124 0 041 <br /> Ethanol 100 116 59-131 47-143 15 0-21 <br /> I <br /> Total number of LCS compounds: 16 <br /> Total number of ME compounds: 0 <br /> Total number of ME compounds allowed: 1 <br /> LCS ME CL validation result: Pass F <br /> f <br /> F� <br /> I <br /> I <br /> F <br /> y RPD-Relative Percent Difference, CL-Control Limit <br /> 7440 Lincoln Way, Garden Grove, CA 92841-1427 . TEL:(714).895-5494 . FAX: (714)894-7501 <br />