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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 /> htty,/www mc_ Campbell com E-mail main(&mccampbell c,om <br /> • <br /> QC REPORT <br /> VOCs (EPA 8240/8260) <br />' Date 12/27/01 Extraction N/A Matnx Water <br /> Concentration ug/L R I <br /> opo ecovery <br /> I Compound Amount RPD <br /> Fpfe MS MSD MS MSD <br /> Spiked <br /> SamplelD 122601 <br /> Instrument GC-10 <br /> Surrogate NO 103 0 1040 10000 103 104 10 <br /> tert-Amyl Methyl Ether NO 81 82 10 00 81 82 12 I <br /> Methyl tert-Butyl father NO 86 86 1000 86 86 00 <br /> I Ethyl tert-Butyl Ether NO 90 92 1000 90 92 j 22 <br /> Dl-isopropyl Ether ND 95 98 1000 95 98 3 1 �f <br /> Surrogate NO 1030 1040 10000 103 104 10 <br /> Toluene NO 89 90 10 00 89 90 11 <br /> I Benzene ND 10 1 10.3 10 00 101 103 2 0 <br /> I Chlorobenzene <br /> NO 92 9 3 1000 92 93 it 1 i <br /> TrichloroetheneN D — <br /> --__ 7 9 8 1 10 00 79 81 25 <br /> 1,1-Dfchloroethene NO 8 3 8 3 1000 83 83 0 0 <br /> 1 <br /> • <br /> (MS—.Smnple� <br /> 4 %Re cowry= 100 <br /> AmonntSpiked <br /> RPD=(M_"YD) <br /> 2100 <br /> (MS+A&D) <br /> RPD means Relative Percent Deviation <br />