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12/16/83 19:23 V510 229 n16 SUPERIOR ANALYLI R 004 <br /> Superior Pr4ecfsfon .* naoltical' Inc. <br /> 155S Burke. Unit i - 5an Francisco, California 94 t 24 * 141 Sj 647-20,91 /tax 1415) 821-7123 <br /> PolyOhlorinated Biphenyls by EPA Method $080 <br /> Quality Assurance and Control Data - Soil <br /> Laboratory Number 57425 <br /> Method Spike <br /> Compound Blank RL Recovery Limits RPD <br /> (u9/k9) (ug/k9) (k) (k) (1) <br /> AROCLOR 1016: NAC 3 3 <br /> AROCLOR 1221: Rpt 3 3 <br /> AROCLOR 1232: ND<3 3 <br /> AROCLOR 1242: ND<3 3 <br /> AROCLOR 1248: ND<3 3 <br /> AROCLOR 1254: N0<3 3 103/118 30-155 14* <br /> ARO=R 1260: ND<3 3 <br /> Definitions: <br /> ND - Not Detectod <br /> RPD = Relative Perc�erit Differenge <br /> RL - Reporting Limit <br /> uglkg = Parts per billion (ppb) Se-n►n Chemist <br /> gag/kq = Parts per million (FPin) Account Manager <br /> QC Pile No. 57425 <br /> Page 3 cif 3 <br /> Cor"fied Uiboratcric�, <br />