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t110 2nd Ave South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> http//www mccamphell com_ E-mail main@mccampbell com <br /> t <br /> t QC REPORT <br /> EPA 8015m + 8020 <br /> t <br /> tDate 08/10101-08111101 Extraction EPA 5030 Matrix Sail <br /> Concentration ug/kg %Recovery <br /> Compound Amount RPD <br /> Sample MS MSD Spiked MS MSD <br /> t 5amplelD 81001 Instrument GC-7 <br /> t Surrogatel ND 93 000 94 000 10000 93 94 1 1 <br /> Xylenes ND 0 291 0 297 030 97 99 20 <br /> t Ethylbenzene ND 0 090 0 092 010 9092 22 <br /> Toluene [_ND 0 092 0094 010 92 94 i 22 <br /> Benzene - ---_ —Y- ND 0088 T 0 090 010_14 88 90 i 2 2 <br /> tI MTBE ND 0 100 0 105 010 _ 100 105 4 9 <br /> TPH (gas) ND 1 047 1 063 100 105 106 1 5 <br /> t� <br /> t <br /> t <br /> t <br /> t <br /> t <br /> t <br /> t <br /> t (MS—Snn,ple) <br /> %Re eovery AmaunrSp,ked 100 <br /> (MS--MSD <br /> t RPD= 2100 <br /> (MS+MSIJ) <br /> RPD means Relative Percent Deviation <br />