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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 /> httn//www mccamubell com E-mail main@mccampbell com <br /> I <br /> • <br /> QC REPORT <br /> EPA 8015m + 8020 <br /> I <br /> Date 09/23101-09124101-� Extraction _ TTLC_ -- - - - Matrix Water - -- - <br /> Concentration ug/L - %Recovery <br /> CompoundAmount i ---T---i RPD <br /> Sample MS MSD I S eked MS MSD <br /> SamplelD 92401 Instrument GC-12 <br /> Surrogatel NO _T=96 0 ^ 1040 10000 11 96 104 80 <br /> Xylenes -_ - -- -- - i NO 344 354 3000 115 118 <br /> 29 <br /> ,l -- -- -- <br /> Ethylbenzene NO 113 11 7 1000 113 117 35 <br /> Toluene — NO 109 11 6 1000 109 116 6 2I <br /> Benzene NO 105 11 1 1000 105 111 5 6 <br /> iMTBE NO 104 108 �— 1000 104 108 3 8 <br /> TPI (gas) NO 91 7 91 6 100 00- �- 92 92 0 1 <br /> r <br /> i <br /> i <br /> • <br /> (AE-Sample) <br /> %Re covery= An,..wSprkrd 100 <br /> MS—MSD) <br /> I <br /> RPD. 2100 <br /> (MS+MSD) <br /> RPD means Relative Percent Deviation <br />