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1 110 2nd Ave. South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC. Telephone:925-798-1620 Fax :925-798-1622 <br /> http://www.mccampbell.com E-mail: main@mccampbell.com <br /> 1 <br /> QC REPORT <br /> 1 EPA 8015m'+ 8020 <br /> 1 <br /> Date. 08110101-08111101 Extraction: EPA 5030 Matrix: Air <br /> Concentration: ug/L %Recovery <br /> Compound Amount RPD <br /> Sample'; MS MSD Spiked MS MSD <br /> Sample[D: 81001 Instrument: GC-7 <br /> Surragatei � NpY-_ .-98.0 92.0 100.00. -_- 98— ' -92 6.3 <br /> 1 Xylenes ND 27.6 ; 27.4 30.00 92 91 0-7 <br /> Ethylbenzene ND 8.5 8.5 10.00 85 85 0.0 <br /> Toluene ND 8.9 8.6 10.00 89 86 l 3.4 <br /> Benzene ND 8.4 8.3 10,00 84 83 1.2 <br /> ' MTBE ND 9.8 9.0 10.00 98 90 8.5 <br /> TPH (gas) ND 98.3 97.4 100.00 98 97 1.0 <br /> 1 <br /> i <br /> 1 <br /> 1 <br /> i <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> • <br /> 1 (MS—Sample) <br /> % <br /> Recovery= .4nmun1Splked l00 <br /> (A�4—MSD) <br /> RPD= •2.100 <br /> ' (A&+MSD) <br /> RPD means Relative Percent Deviation <br />