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r <br />2425 Ne <br />Quality Control Summary <br />E <br />Client Name: ChevronTexaco <br />Group <br />Number: <br />964517 <br />Reported: 11/04/45 at 10:23 <br />AM <br />Matrix QC may not be reported if site-specific <br />QC samples <br />were not <br />F <br />submitted. in these situations, to demonstrate precision and <br />accuracy at <br />a batch level, a LCS/L,CSD was performed, unless <br />otherwise specified in the <br />method. <br />Laboratory Compliance Quality <br />Control <br />Analysis Name <br />Blank <br />Result <br />Blank <br />MDL <br />Report <br />Units <br />LCS <br />REC <br />LCSD <br />%REC <br />LCS/LCSD <br />F <br />Limits <br />RPD RPD M <br />Batch number: 052990030A <br />Sample <br />number(s): <br />4631654-4631667 <br />Methanol (by Direct Injection) <br />N.D. <br />200. <br />u13/1 <br />104 <br />80-120 <br />, <br />Batch number: 05299A08A <br />Sample <br />number(s): <br />4631653-4631662 <br />TPH-GRO - Waters <br />N.D. <br />50. <br />ug/1 <br />103 <br />106 <br />70-130 <br />2 30 <br />Batch number: 05299A16A <br />Sample <br />number(s): <br />4631663-4631674 <br />TPH-GRO - Waters <br />N.D. <br />50. <br />ug/l <br />82 <br />110 <br />70-130 <br />29 30 <br />P <br />Batch number: 053000025A <br />Sample <br />number(s): <br />4631668-4631679 <br />Methanol (by Direct Injection) <br />N.D. <br />200. <br />u9/1 <br />100 <br />80-120 <br />Batch number: 05301AIGA <br />Sample <br />number(s): <br />4631675-4631679 <br />TPH-GRO - Waters <br />N.D. <br />50, <br />ug/1 <br />98 <br />105 <br />70-130 <br />7 30 <br />Batch number: Z052992AA <br />Sample <br />number(s): <br />4631653 <br />Methyl Tertiary Butyl Ether <br />N.D. <br />0.5 <br />ug/l <br />114 <br />113 <br />77-127 <br />1 30 <br />Benzene <br />Toluene <br />N.D. <br />0.5 <br />ug/i <br />101 <br />102 <br />8S-117 <br />0 30 <br />'k <br />Ethylbenzene <br />N.D. <br />N.D. <br />0.5 <br />0.5 <br />ug/1 <br />ug/1 <br />103 <br />104 <br />103 <br />105 <br />85-115 <br />0 30 <br />I <br />[4 <br />xylene (Total) <br />N.D. <br />0.5 <br />ug/1 <br />103 <br />105 <br />82-119 <br />83-113 <br />1 30 <br />2 30 <br />Batch number; Z053021AA <br />Sample <br />number(s): <br />4631654-4631657 <br />I'^ <br />I <br />Ethanol <br />Methyl Tertiary Butyl Ether <br />N.D. <br />N.D. <br />50. <br />0.5 <br />ug/1 <br />ug/l <br />98 <br />105 <br />30-155 <br />77-127 <br />di -Isopropyl ether <br />N.D. <br />0.5 <br />ug/l <br />92 <br />67-130 <br />'`- <br />Ethyl t -butyl ether <br />N.D. <br />0.5 <br />ug/l <br />94 <br />74-120 <br />t -Amyl methyl ether <br />N.D. <br />0.5 <br />ug/1 <br />97 <br />79-113 <br />t -Butyl alcohol <br />N.D. <br />5. <br />ug/1 <br />94 <br />60-133 <br />- <br />Benzene <br />1,2-Dichloroethane <br />N.D. <br />N.D. <br />0.5 <br />0.5 <br />u9/1 <br />ug/1 <br />94 <br />100 <br />85-117 <br />Toluene <br />N.D. <br />0.5 <br />ug/1 <br />93 <br />77-132 <br />85-115 <br />1,2-Dibromoethane <br />N.D. <br />0.5 <br />ug/1 <br />91 <br />81-114 <br />Ethylbenzene <br />N.D. <br />0.5 <br />ug/1 <br />95 <br />82-119 <br />r-- <br />Xylene (Total) <br />N.D. <br />0.5 <br />ug/1 <br />96 <br />83-113 <br />Batch number: Z053041AA <br />Sample <br />number(s): <br />4631658-4631676 <br />Ethanol <br />Methyl Tertiary Butyl Ether <br />N.D. <br />N.D. <br />50, <br />0.5 <br />ug/l <br />ug/l <br />96 <br />107 <br />89 <br />109 <br />30-155 <br />77-127 <br />7 30 <br />2 <br />di -Isopropyl ether <br />N.D. <br />0.5 <br />ug/1 <br />89 <br />89 <br />67-130 <br />30 <br />1 30 <br />Ethyl t -butyl ether <br />N.D. <br />0.5 <br />ug/1 <br />93 <br />95 <br />74-120 <br />2 30 <br />1 <br />t -Amyl methyl ether <br />N.D. <br />0.5 <br />ug/1 <br />98 <br />100 <br />79-113 <br />1 30 <br />t -Butyl alcohol <br />N.D. <br />5. <br />ug/l <br />98 <br />100 <br />60-133 <br />2 30 <br />Benzene <br />N.D. <br />0.5 <br />ug/1 <br />91 <br />93 <br />85-117 <br />2 30 <br />*- Outside of specification <br />(1) The result for one or both determinations <br />was less than five times the <br />LOQ. <br />(2) The background result was more than four times <br />the spike added. <br />9 <br />