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Lancer <br /> Labor es w Analysis ,fi r <br /> .'wH+N+.4(t tWlp,rl8D5�RnO <br /> Page I of 4 <br /> Quality Control Summary- ii�'I.T r ° .' <br /> Client Name: ChevronTexaco r fi.." ' £ ' Group Number: 896040 <br /> Reported: 05/26/04 at 02:50 PM h <br /> Matrix QC may not be reported if site-specific QC samples were not <br />{ submitted. In these situations,to demonstrate precision and accuracy at <br /> a batch level,a LCS/LCSD was performed,unless otherwise specified in the t <br /> method. Y <br /> Laboratory Compliance Quality Control. <br /> Blank Blank Report LC Sa' LCSD LCS/LCSD <br /> Analysis Name Result MDL Vnits %REC" `$REC "Limits RPD RPD Max <br /> Batch number: 04136A07B Sample number(s) 4273310-4273314 <br /> TPH-GRO - Waters N.D. 50. - ug/l 90 9.0 70-130 ..1»' 30 . <br /> Batch number: 0413BA07C Sample number(S) : -42733154273319' i " <br /> TPH-GRO - Waters N.A. 5o.- ug/l 90 90 70-130 1 30 <br /> Batch number: 041390020A Sample number(s) : 4273311-4273319 <br /> Methanol (by Direct injection) N.D. 1000." ug/1 88 76-119" <br /> ,Batch number: P041402AA Sample number(s) 4273310' <br /> Methyl Tertiary Butyl Ether N.D. 2. ug/l '113 77-127 <br /> Benzene N.D. .5 ug/l 102 85-117 <br /> Toluene N.D. . .5 ug/l 99 85-115 + ' <br /> Ethylbenzene N.D. .5 ug/1 102 82-119 <br /> Xylene (Total) N.D. ; .5 u9/1 103 84-120 <br /> Batch number: P041451AA Sample nu-mber(s) : 4273311-4273319 a <br /> Ethanol N.D. 500. ug/1 66 46-145 <br /> Methyl Tertiary Butyl Ether N.D. 2. ug/l 107 77-127 <br /> di-Isopropyl ether N.D. 2. ug/l 74 67-130- <br /> hyl <br /> tttmethyl ether N.D. : "ug/l ..108 W�., 79-110 <br /> Amyl3 <br /> t-Butyl alcohol N.D. 100. ug/1" 99 57-141 <br /> Benzene N.D. .5 . ug/l 99 85-117. <br /> 1,2-Dichloroethane N-D. 2. ug/l 105 77-132 <br /> Toluene N-D. 5 ug/l 96 85-115 + <br /> 1,2-Dibromoethane - N.D. 2... . ug/l 98 81-114 <br /> Ethylbenzene N.D. .5 ug/1 100c 82-119 <br /> Xylene (Total) N.D. 5 ug/1 99 84-120 <br /> Batch number: P041461AA Sample'number(s) : 4273314,4273316,4273319 <br /> Methyl Tertiary Butyl Ether N.D. 2. ug/1 114 77-127 <br /> Sample Matrix Quality. Control <br /> MS MSD MS/MSD RPD' "BKG DUP DUP Dup RPD <br /> Analysis Name IREC %R&C Limits RPD MAX Conc Cone RPD Max " <br /> Batch number: 0413BA07B Sample number(s) : 4273310-4273314 <br /> TPH-GRO - Waters 105 63-154 <br /> Batch number: 0413BA07C Sample number(s) : 4273315-4273319 " <br /> *-Outside of specification " <br /> (1) The result for one or both determinations was less than"five times the LOQ.'` <br /> (2) The background result was more than four times the spike added."' <br /> f <br /> f <br />