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2nd Ave. <br /> heco <br /> MCCAMPBELL ANALYTICAL MC. 11Telephone:925-798-13 <br /> 5South,98-1620 CA <br /> ,925-798-1622 4 <br /> r- <br /> htW;LLmnww,mccatrt�bel[corncorn E-mail:main@mccamptaell.com <br /> QC REPORT <br /> VOCs (EPA 824018260) <br /> Date: 09/01/00-09/02/00 Matrix: Water <br /> Extraction: NSA <br /> Concentration: ug/L %Recovery <br /> Compound <br /> Sample MS MSD 5pikedt MS i MSD RPS <br /> SamplelD: 9700 <br /> C7 Instrument: GC-4 <br /> Surrogate 0.000 116,0 96.0 ' 10p.00 116 96 18.9 <br /> tent-Amyl Methyl Ether 0.000 128.0 119.0 100.00 128 119 7.3 <br /> Methyl tert-Butyl Ether 0.000 95.0 85.0 100.00 9585 11.1 <br /> Ethyl tert-Butyl Ether 0.000 93.0 82.0 100.00 93 82 12.6 <br /> Di-isopropyl Ether. <br /> 0.000 98.0 80.0 100.00 98 80 20.2 <br /> Surrogate 0.000 10 <br /> 7.0 102.0 100.00 107 102 4.8 i <br /> Tolune 0.000 100.0 100.0 100.00 100 100 0.o <br /> Benzene 0.000 113.0 110.0 100.00 113 110 2.7 <br /> I I <br /> ChlorofJenzene 0.000 104.0 106.0 100.00 104 106 1.9 <br /> Trichloroethane ` <br /> t< . 0.000 108,0 98.0 100.00 108 98 9.7 <br /> 1,1-Dichloroethene 0.000 124.0 121.0 100.00 124 121 2.4 <br /> } <br /> i <br /> �^ E <br /> y� <br /> t <br /> + {MS-Snmpre} <br /> %Re covery= - <br /> Amo:tnlSpikeri <br /> RPD=CMS-MSD) 2.1QO <br /> MS+MSD) <br />