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i; <br /> January'i 25, 19'.99 <br /> Acculabs Inc. <br /> Sample 'Log 19507 <br /> QC Report for EPAl18020 & Modified EPA 8015 <br /> Run Log : 2177H <br /> From : Reed Plastics <br /> Samples) Receiv4d : 01/19/99 <br /> Matrix Spike <br /> ii Matrix Spike Duplicate <br /> ii Parameter Recovery Recovery RPD <br /> i' Benzene99 98 1' <br /> i Ethylbenzene I 105 107 2 <br /> * RPD = Relative Percent Difference <br /> is <br /> Parameter Laboratory Control Sample <br /> I i % Recovery <br /> h <br />' Benzene 100 <br /> Ethylbenzene 107 <br /> I' Parameter Method Blank <br /> Benzene <0:005 mg/Kg <br /> Ij Toluene <0.005 mg/Kg <br /> Ethylbenzene <0.005 mg/Kg <br /> Total Xylenes <0.005 mg/Kg <br /> H <br /> I' <br /> j <br /> Tom Kwoka <br /> '.i 1.eL Pireci <br /> " I <br /> i. <br /> ij <br />