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L 10 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br />' hap//www mccam bell com E-mail main@mccampbell com <br /> C REP <br />' Q ORT <br /> EPA 8015m + 8020 <br />' Date 05/14/02 Extraction EPA 5030 Matrix Water/Air <br /> Concentration ug/L %Recovery <br /> Compound Amount E RPD <br />' <br /> Sample MS MSD Spiked MS MSD <br /> SamplelD 51402 Instrument GC-3 <br />' Surrogate1 ND 980 970 10000 98 97 10 <br /> Xylenes ND 292 289 3000 97 96 10 <br /> Ethylbenzene NO 95 94 1000 95 94 1 1 <br />' Toluene ND 95 93 1000 95 93 2 1 <br /> Benzene ND 9 2 9 0 1000 92 90 22 <br /> MTBE ND 8 8 8 6 1000 88 86 2 3 <br /> TPH (gas) ND 945 944 10000 94 94 0 1 <br /> (MS—Sample) <br /> % <br /> Recovery s Amaandpiked 100 <br /> {A2S—AtiSD) <br /> RPD= 2100 <br /> RPD means Relative Percent Deviation <br />