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110 2nd Ave South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> h 1/www mccam bell corn E-mail main@mecarnpbell corn <br /> QC REPORT <br /> EPA 8015m + 8020 <br /> 1 <br /> Date 10/25/01 Extraction TTLC Matnx Water <br />' Concentration ugll- %Recovery <br /> Compound Amount RPD <br /> Sample MS MSD Spiked MS MSD <br />' SamplelD_ 102501 Instrument GC-7 <br /> Surrogate1 ND 1080 1100 100 00 108 110 1 8 1 <br />' Xylenes ND 307 312 30 00 102 104 16 <br /> Ethylbenzene ND 102 104 10 00 102 104 19 <br />' Toluene f ND 100 102 10 00 100 102 2 0 <br /> Benzene ND 9 3 9 7 1000 93 97 42 r <br />' MTBE ND 9 3 93 1000 93 93 00 <br /> TPH (gas) ND 96 0 99 8 100 00 96 100 39 <br /> 1 <br /> 1 <br /> 1 <br /> hLS-Sample <br />' 9a Re eovery- AmounlSp�ked <br /> RPD=� -�D� 2100 <br /> RPD means Relative Percent Dewanon <br />