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110 2nd Avenue South,#D7,Pacheco,CA 94553 <br /> MCCAMPBELL ANALYTICAL INC Tele 510-798-1620 Fax 510-798-1622 <br /> QC REPORT FOR VOCs (EPA 8240/6260 ) j <br /> Date 12/01/97 Matrix Water <br /> i <br /> I I Concentration (ug/kg,u� I Recovery <br /> Analyte I Sample I Amount I RPD <br /> I#(83360) MS MSD I Spiked I MS MSD <br /> I � 1 <br /> 11, 1-Dichloroethel 0 109 0 105 0 I 100 0 I 109 105 3 7 <br /> ITrichloroethene 1 0 92 0 95 0 I 100 0 I 92 95 3 2 <br /> (EDB 1 0 95 0 98 0 I 100 0 I 95 99 3 1 l <br /> (Chlorobenzene 1 0 101 0 101 0 I 100 0 101 101 0 0 <br /> (Benzene ( 0 99 0 101 0 I 100 0 I 99 101 2 0 1 <br /> IToluene I 0 100 0 101 a I 100 0 I 100 101 1 0 <br /> I I I I I i <br /> Rec (MS Sample' / amount spiked x 100 <br /> RPD = (MS MSD} / {MS + VSD) x 2 x 10C <br /> F <br /> 1 <br /> i <br /> i <br /> {I <br /> F <br /> s <br /> f`i <br />