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110 2nd Ave South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> http 1lwww mccampbell com E-mail main@mccampbell com <br /> QC REPORT <br /> VOCs (EPA 824018260) <br /> Date 05112100-05113/00 Matrix Water <br /> Extraction NIA <br /> ' Concentration ug/L %Recovery <br /> Compound Amount RPD <br /> Sample MS MSD Spiked M5 MSR <br /> SamplelD 52500 Instrument GC-4 <br /> Surrogate 0 000 1010 101 0 10000 101 101 00 <br /> ' Totune 0 000 850 900 10000 85 90 57 <br /> Benzene 0 000 900 1000 10000 90 100 105 <br /> ' Chlorobenzene 0 000 85 0 900 10000 1 85 90 57 <br /> Tnchloroethane 0 000 750 85 0 10000 75 85 125 <br /> ' 1,1-Dichloroethene 0 000 99 0 75 0 10000 99 75 276 <br /> Surrogate 0 000 1010 1020 10000 101 102 10 <br /> ' ter#-Amyl Methyl Ether 0 000 95 0 88 0 10000 95 88 77 <br /> Methyl tert-Butyl Ether 0 000 900 89 0 10000 90 89 1 1 <br /> Ethyl tert-Butyl Ether 0 000 960 94 0 10000 96 94 21 <br /> Di-isopropyl Ether 0 000 930 930 10000 93 93 L-10 <br /> 1 <br /> 1 <br /> (Ms—sample) <br /> ' %Re covery= E 00 <br /> AmouatSprked <br /> MS—MSD <br /> RPll= 2 100 <br /> {MS+MSD) <br /> ' RPD nteans Relative Percent Deviation <br />