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' 110 2nd Ave South,#D7,Pacheco,CA 94553-5560 <br /> 64 MCCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> hap//www mccampbell.comE-mail main@mccampbell com <br /> 1 <br /> QC REPORT <br />' VOCs (EPA 824018260) <br /> Date 05104100-05105100 Matrix Water <br /> Extraction NIA <br />' Concentration uglL %Recovery <br /> Compound Amount RPD <br /> Sample MS MSD Spiked MS MSD <br /> fSampletD 42400 Instrument GC-4 <br /> Surrogate 0 000 1110 1050 10000 111 105 56 <br />' tert-Amy] Methyl Ether 0 000 900 990 10000 90 99 95 <br /> Methyl tert-Butyl Ether 0 000 1030 1080 10000 103 108 47 <br />' Ethyl tert-Butyl Ether 0 000 1030 1120 10000 103 112 84 <br /> Di-isopropyl Ether 0 000 980 1050 10000 98 105 69 <br /> fSurrogate 0 000 890 1000 10000 89 100 11 6 <br /> Tolune 0 000 850 940 10000 85 94 101 <br /> f • Benzene 0 000 1140 1200 10000 114 120 5 1 <br /> Chlorobenzene 0 000 820 84 0 10000 82 84 2 4 <br /> Trichloroethane 0 000 980 970 10000 98 97 1 0 <br /> f1,1-Dichloroethene 0 000 970 82 0 10000 11 97 82 16 8 <br /> f <br /> f <br /> f <br /> f <br /> f <br /> MS—Sample} <br /> 3'o Re--very= I GO <br /> AmounrSpiked <br /> (MS—MSD <br /> RPD= z ioo <br /> MS+MSD) <br /> RPD means Relative Percent Deviation <br />