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ES-ENGINEERING SCIENCE . INC 600 Bancroft Way <br /> ` Berkeley. CA 94710 <br /> ------------------------------------------------------------------------- <br /> QUALITY CONTROL RESULTS SUMMARY <br /> ANALYTICAL REPORT <br /> BTEX AROMATIC COMPOUNDS <br /> (EPA Method 602) € <br /> PROJECT NAME : GREYHOUND STOCKTON <br /> Work Order No. . 4299 <br /> QC sample No. : SWVG592091@A&B Date analyzed: 09/10/92 <br /> Matrix: WATER Dilution factor: l <br /> I COMPOUND I I IMS I IMSD I JQC LIMITS <br /> I I SA I SR I MS IPR I MSD IPR IRPD I 1 <br /> 1 801.0 analysis JUG/L JUG/L JUG/L I JUG/L I I IRPD I PR I <br /> *a a a a a a a a a a a a v a a a a a a a a a a a a a a o a a a a a a a a a a a a a a=s a a a a a a a a a a a a a a m a a a a a a a a a a a a a a a* <br /> I COMPOUND I I . I IMS I IMSD I IQC LIMITS I ' <br /> I I SA I SR I MS IPR I MSD JPR JRPD I I <br /> 1 8020 analysis JUG/L JUG/L JUG/L I JUG/L I I IRPD I PR 1 <br /> I Benzene 120. 0 IND 123 . 2 1116 119 . 3 1 97 1 IS 1 29 139-150 1 <br /> 1 1 1 1 1 1 1 1 1 1 1 <br /> 1 Toluene 120. 0 IND 132 . 3 1162 127 . 1 1136 1 18 1 28 146-148 J <br /> I I 1 I ( I 1 I I I I <br /> *aaaaaaaaaaaaaaex ara as ra e�+rpaaeaaaaaaaaaaaaaaaaaaaaaaaaoaaaaaaaarsaaaaaaaaaaaaac* <br /> MS a Spike sample NC - Not calculated <br /> MSD a Spike sample duplicate •NA a Not Applicable <br /> SR a Sample result ** = Out of limits ' <br /> SA a Spike added <br /> ND a Not Found At or Above Detection Limits <br /> RPD a ', 100 x (MS-MSD ) / ( (MS+MSD ) %2 ) <br /> PR 100 x ( (MS or MSD) - SR) /SA <br /> ANALYST. ,DA QC• �V& <br /> a <br /> f <br /> r e <br /> 1 V <br />