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110 2nd Ave.South,#D7,Pacheco,CA 94553-5560 <br /> MCCA.MPBELL ANALYTICAL INC. Telephone:925-798-1620 Fax :925-798-1622 <br /> hnp://www.m-ccmpbell.cgrn E-mail:'main@mcca'mphell.com <br />' QC REPORT <br /> VOCs (EPA 824018260) <br />' Date: 04125101-04/26/01 Matrix: Soil <br /> Extraction: N/A <br />' ! Concentration: ug/kg %Recovery <br /> Compound Amount RPD <br />' I <br /> Sample : MS MSD Spiked MS MSD I! <br /> Samplell]: 43001 Instrument GC-10 <br />' Surrogate j 0,000 102.0 i 103.0 100.00 102 103 1.0 i <br /> tert-Amyl Methyl Ether 0.000 74.0 73.0 f 100.00 I 74 73 1.4 <br /> Methyl tert-Butyl Ether 0.000 89.0 88.0 j 100.00 89 88 1.1 I;I <br /> '3 <br /> i Ethyl tert-Butyl Ether 0.000 83.0 83.0 I 100.00 I 83 83 0.0 <br /> e Di-isopropyl Ether 0.000 94.0 92.0 190.00 94 92 i� 2.2 <br />' I Toluene 0.000 128.0 128.0 ; 100.00 128 128 0.0 <br /> � � 1 <br /> Benzene 0.000 112.0 112.0 100.00 112 112 0.0 <br /> Chlorobenzene 0.000 121.0 122.0 100.00 121 122 0.8 <br /> Trichloroethane 0.000 84.0 84.0 100.00 84 84 0.0 f <br />' 1,1-Dichloroethene 0.000 112.0 112.0 100.00 112 1 112 0.0 <br /> 1 <br /> 1 <br />' (Ms-sample) <br /> Re cavery= AmoundSpiked <br /> MS-MSD) <br />' RPD= 2.100 <br /> (MS+MSD) <br /> RPD means Relative Percent Deviation <br />