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_ _ - _ w� �w iw r� ■■l wr r w w �r r w r w � r w � <br /> Calibrationfication <br /> _ EPA Method 606 <br /> _Client ATC Associates, Inc Matrix water <br /> - Project EZ Serve#100878 Units ug/L <br /> EPA 8260 <br /> - _ Sample Name Daily Calibration Verification (-20 to +20%) <br /> T Compound Amount Found Percent Diff Pass <br /> Tetrachloroethene 45 -9 yes <br /> -= Dibromochloromethane 38 -23 no <br /> - Chlorobenzene 46 -8 yes <br /> r _ — Ethylbenzene - CCC 49 -2 yes yes <br /> 1,1,1,2-Tetrachloroethane 43 -14 yes <br /> m,p-Xylene 96 -4 yes <br /> o-Xylene 47 -6 yes <br /> Styrene - 48 -3 yes <br /> - Bromoform 37 -26 no <br /> _= Isopropylbenzene 61 22 no <br /> 1,1,2,2-Tetrachloroethane 42 -15 yes <br /> 1,2,3-Trichloropropane 42 -17 yes <br /> - - n-propylbenzene 62 23 no <br /> Bromobenzene 56 12 yes <br /> 1,3,5-Tnmethylbenzene 60 21 no <br /> -- - 2-Chlorotoluene 58 16 yes <br /> 4-Chlorotoluene 60 21 no <br /> -- tert-Butylbenzene 61 21 no <br /> 1,2,4-Trimethylbenzene 58 15 yes <br /> sec-Butylbenzene 57 15 yes <br /> p-lsopropyltoluene 61 22 no <br /> _- 1,3-Dichlorobenzene 54 7 yes <br /> 1,4-Dichlorobenzene 52 4 yes <br /> - - n-Butylbenzene 58 17 yes <br /> 1,2-Dichlorobenzene 52 3 yes <br /> - - 1,2-Dibromo-3-chloropropane 40 -20 no <br /> = 1,2,4-Trichlorobenzene 52 4 yes <br /> Hexachlorobutadiene 56 12 yes <br /> Naphthalene 40 -21 no <br /> _ 1,2,3-Tnchlorobenzene 43 -15 yes <br /> T- Surrogates - Spiked QC Limits(% Rec) SUMMATION <br /> DBFM 50 ng 75-125 89 CCC compounds pass the 8260B criteria <br /> = 1,2-DCA-d4 50 ng 62-139 85 <br /> _ Toluene-d8 50 ng 75-125 99 <br /> - _ 1,4-BFB 50 ng 75=125 96 CALIBRATION VERIFIED <br /> - - _ ATCO20102-33 - <br /> _ - Page 7 of 10 <br />