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110 2nd Ave South,#D7,Pacheco,CA 94553-5560 <br /> KM:CCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> httq//www mccampbell corn. E-mail ma1n@mccampbel1 com <br /> QC REPORT <br /> VOCs (EPA 8240/8260 <br /> Date 07118/01-07/19/01 Extraction EPA 5030 Matrix Water <br /> Concentration ug/L %Recovery <br /> Compound RPD <br /> Sample MS MSD 8p�iiced MS MSD <br /> ' SamplelD 71801 Instrument GC 10 <br /> ' Surrogate ND 1010 970 10000 101 97 40 <br /> L tert-Amyl Methyl Ether ND 101 104 I 10 00 101 104 1 29 <br /> Methyl tert-Butyl Ether ND 103 107 1 q 00 103 107 38 <br /> tEthyl tent-Butyl Ether ND 86 90 1000 86 90 45 <br /> Di-isopropyl Ether ND 84 88 1 1000 84 88 47 �! <br /> ' Toluene ND 102 102 I 1000 102 102 00 <br /> Benzene ND 99 104 10 00 99 104 49 <br /> Chlorobenzene NO 94 9 9 I 1000 94 99 52 <br /> Trichloroethane ND 8 1 85 1000 81 85 48 <br /> ' 1,1-Dichloroethene ND 11 0 11 5 1000 110 115 4 4 <br /> 1 <br /> Yo <br /> 1 <br /> 1 <br /> MS—Sample <br /> Re covery= Rmoundpiked --- <br /> MS—MSD <br /> RPD= 2100 <br />' (MS+MSD) <br /> RFD means Rekative Percent Deviation <br />