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110 2nd Ave. South,#D7,Pacheco,GA 94553-5560 <br /> McC.AMPBELL ANALYTICAL INC. Telephone:925-798-1620 Fax.925-798-1622 <br /> hgp://www.mccampbell.corn E-mail:main@mccampbell.com <br /> QC REPORT <br /> VOCs (EPA 8240/8260) <br />' Date: 07119/00-07120100 Matrix: Water <br /> Extraction: NIA <br /> Concentration: ug/L %Recovery <br /> Compound Amount RPD <br /> Sample MS MSD Spiked MS '; MSD <br /> 1 ' <br /> SamplelD: 71700 Instrument: GC-4 <br /> Surrogate 0.000 88.0 80.0 100.00 88 80 9.5 <br /> tert-Amyl Methyl Ether 0.000 i 95.0 90.0 100.00 jj 95 90 5.4 <br /> Methyl tert Butyl Ether 0.000 91.0 92.0 100.00 91 92 1.1 <br /> ' Ethyl tert-Butyl Ether 0.000 ! 93.0 96.0 100.00 93 i 96 3.2 <br /> Di-isopropyl Ether 0.000 80.0 81.0 100.00 80 81 1.2 <br /> I ' <br /> 5 <br /> MS--Sample) <br /> Re covery= AmounrSpiked 100 <br /> MS—MSD) <br /> RPD- z•taa <br /> MS+MSD <br /> RPD means Relative Percent Deviation <br />