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' l 10 2nd Ave South,#D7, Pacheco, CA 94553-5560 <br /> IV�cICANIPBELI-I ANALYTICAL, INC Telephone 925-798-1620 Fax 925-798-1622 <br />' httn/'www mc,amybetl Lam E-mail matn@mccampbell com <br /> i <br />' QC REPORT <br /> EPA 8015m + 8020 <br /> 1 <br />' Date 12/17/01 Extraction TTLC Matrix Water <br /> Concentration ug/L %Recovery <br /> j Compound Amount FtPD <br />' Sample MS MSD Spiked MS MSD 121701 Instrument GC-12 <br />' -Surragatel NO 990 980 100 00 ��99 98 1 0 <br /> Xylenes NO 349 339 3000 116 113 29 <br /> I <br />' 1 Ethylbenzene NO 114 110 1000 114 110 36 w <br /> Toluene NO 11 1 107 f 10 00 111 1 Q7 3 7 <br /> Benzene NO 10 7 104 I 1000 � 107 104 2 8 <br /> f <br /> MTBE N❑ 9 5 9 7 1000 95 97 2 1 <br /> TPH (gas) ND 977 95 0 10000 98 95 2 9 <br /> 1 <br /> • <br /> I �MS—Sample <br /> Re covery= 100 <br /> ,Wm- Sp,ked <br /> RPD=(ASC—A&D) 2100 <br /> I (ASS+MSD) <br /> RPD means Relative Percent Dmannn <br />