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110 2nd Ave.South, acheco,CA 94553-5560 <br /> McCAMPBELL LYTICAL INC. Telephone:925-79 0 Fax:925-798-1622 <br /> http://www.mccampbell.com E-mail:main@mccampbell.com <br /> QC REPORT <br /> EPA 8015m + 8020 <br /> Date: 08/29/01 Extraction: EPA 5030 Matrix: Soil <br /> Concentration: ug/kg_ I %Recovery <br /> Compound Amount RPD <br /> Sample! MS MSD Spiked MS MSD <br /> _ � <br /> SampielD: 83001 Instrument: GC-7 <br /> Surro atel ND 108.000 102.000 100.001 108 102 5.7 <br /> Xylenes ND 0.348 0.320 0.30 116 107 8.4 <br /> Ethylbenzene ND 0.114 0.106 0.10 114 106 7.3 <br /> Toluene ND ! 0.111 0.107 0.10 111 107 3.7 <br /> Benzene ND ! 0.110 0.100 0.10 110 100 9.5 <br /> — - --- - — <br /> MTBE ND 0.099 0.092 0.10 99 92 7.3 <br /> TPH (gas) ND 1.071 1.038 1.00 107 104 3.2 <br /> (MS—Sample) <br /> Y.Re wvery= AmmunlSpiked 100 <br /> (AE—MSD) <br /> RPD= 2100 <br /> (MS+MSD) <br /> RPD means Relative Percent Deviation <br />