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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 /> ttttp://www.mccampbe]Lcom E-mail:main@mecampbell.com <br /> ' QC REPORT <br /> VOCs (EPA 8240/8260) <br /> ' Date: 02/07/02 Extraction: PPA 5030 Matrix: Water <br /> I <br /> Concentration: uglL %Recovery <br /> Compound I Amount RPD <br /> ' Sample: MS MSD Spiked MS MSD <br /> SamplelD: 13002 Instrument: GC-10 <br /> ' tert-Amyl Methyl Ether ND 10.2 10.5 10.00 102 105 2.9 <br /> Methyl tert-Butyl Ether ND 10.8 10.7 10-00 108 107 0.9 <br /> ' Ethyl tert-Butyl Ether ND 11.0 11.6 10.00 110 116 5.3 <br /> Di-isopropyl Ether ND 12.0 12.6 10.00120 ; 126 4.9 <br /> Surrogate ND 104.0 104.0 100.00 104 104 0.0 <br /> ' Toluene ND 11.6 10.1 10.00 116 101 13.8 <br /> Benzene ND ; 11.2 11.5 10.00 112 115 2.6 <br /> • Chlorobenzene ND 11.2 11.2 10.00 112 ; 112 0.0 <br /> Trichloroethene ND 10.1 10.1 10.00 101 101 0.0 <br /> ' 1,1-Dichloroethene ND 12.8 13.0 10.00 128 130 1.6 <br /> 1 <br />' (A1S-5un�ple� - <br /> %Recovery=verY AniatuuSpiked '100 <br />' (A25-MSD <br /> RPD= •2-140 <br /> (MS+A4=) <br /> RPD means Relative Percent Deviation <br />