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r k ' i 110 2nd Ave.South, ,Pacheco,CA 94553-5560 <br /> MCCA vTBELL ANALYTICAL INC. Telephonc:925-798-1620 Fax:925-798-1622 <br /> httD://w .mcc=pbell.com E-mail:mai n@mccampbell.com <br /> QC REPORT <br /> VOCs (EPA 8240/8260) <br /> Date: 11/19/01 Extraction: EPA 5030 Matrix: Soil <br /> i <br /> Concentration: ug/kg %,Recovery. <br /> Compound Amoun! RPD <br /> Sample MS MSD Spiked MS ; MSD <br /> SamnielD: 110901 Instrument. GC-10 <br /> Surrogate NO 106.0 107.0 100.00 106 107 0.9 <br /> Toluene NO 49.5 49.0 50.00 99 96 1.0 <br /> Benzene NO 50.5 50.5 50.00 101 101 0.0 <br /> Chlorobenzene NO 52.5 52.0 50.00 I 105 104 1.0 <br /> Trichloroethene NO 37.5 37.0 50.00 75 ! 74 1.3 <br /> 1,1-Dichloroethene <br /> NO 52.5 52.5 50.00 105 ! 105 0.0 <br /> %Re cavery= Amo"wpltred •100 <br /> (MS—LSD) <br /> RPD- 7.100 <br /> (d•S+MSD) <br /> RPD means Relatiw Percent Deviation <br />