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1 <br />Envlrotnm�entralastingories Inc. <br />Laboratory Since 1949 <br />Herst Associates Reported: 06/21/2010 9:33 <br />4630 South Highway 94 North Outer Road Project: NCYC <br />Saint Charles, MO 63304 Project Number: [none] <br />Project Manager: Erin Fanning <br />Volatile Organic Analysis (EPA Method 8260) <br />BCL Sample ID: 1008301-04 Client Sample Name: Well #2/CYA #2,6115/2010 10:52:OOAM, John Regan <br />MB Lab <br />Constituent Result Units PQL MDL Method Bias Qualls Run <br />Tetrachloroethene <br />Toluene <br />1,24-Trichlorobenzene <br />7.1 <br />NO <br />NO <br />uglL <br />uglL <br />ug/L <br />0.50 <br />0.50 <br />0.50 <br />0.13 <br />0.093 <br />0.17 <br />EPA -8260 <br />EPA -8260 <br />EPA -8260 <br />ND <br />NO <br />NO <br />1 <br />1 <br />1,1,1 <br />-Trichloroethane <br />NO <br />ug/L <br />0.50 <br />0.081 <br />EPA -8260 <br />NO <br />1 <br />1,1,2 -Trichloroethane <br />NO <br />ug/L <br />0.50 <br />0.21 <br />EPA -8260 <br />NO <br />1 <br />Trichloroethene <br />1.4 <br />ug/L <br />0.50 <br />0.13 <br />EPA -8260 <br />ND <br />Trichlorofluoromethane <br />0.48 <br />ug/L <br />0.50 <br />0.11 <br />EPA -8260 <br />ND J <br />1 <br />1,2,3-Trichloropropane <br />Vinyl chloride <br />_..._._ <br />NO <br />NO <br />ug/L <br />ug/L <br />1.0 <br />0.50 <br />_..- <br />0.30 <br />0.14 <br />__,__._......-.__---------- - <br />EPA -8260 <br />EPA -8260 <br />-- - -- --- --- - <br />NO <br />NO <br />- -- <br />1 <br />Total Xylenes <br />Acetone <br />NO <br />NO <br />ug/L <br />ug/L <br />1.0 <br />10 <br />0.26 <br />4.6 <br />EPA -8260 <br />EPA -8260 <br />NO <br />NO <br />1 <br />Acrylonitrile <br />t -Amyl Methyl ether <br />NO <br />NO <br />ug/L <br />ug/L <br />5.0 <br />0.50 <br />1.2 <br />0.25 <br />EPA -8260 <br />EPA -8260 <br />NO <br />NO <br />1 <br />t -Butyl alcohol <br />_...._.. - -..... - - ------------ <br />Carbon disulfide <br />NO <br />NO <br />ug/L <br />ug/L <br />10 <br />1.0 <br />9.4 <br />0.35 <br />EPA -8260 <br />EPA -8260 <br />NO <br />NO <br />1 <br />1 <br />trans- l,4-Dichloro-2-butene-- <br />- NO -- <br />--- ug/L <br />- 5.0_._.---1.4 <br />EPA -8260 <br />NO - <br />----_.1 -- <br />Diisopropyi ether <br />NO <br />ug/L <br />0.50 <br />0.19 <br />EPA -8260 <br />NO <br />1 <br />Ethanol <br />NO <br />ug/L <br />250 <br />45 <br />EPA -8260 <br />NO <br />Ethyl t -butyl ether <br />NO <br />ug/L <br />0.50 <br />0.18 <br />EPA -8260 <br />NO <br />1 <br />NO <br />ug/L <br />10 <br />3.4 <br />EPA -8260 <br />NO <br />1 <br />'2-Hexanone <br />Methyl ethyl ketone <br />NO <br />ug/L <br />10 <br />2.5 <br />EPA -8260 <br />NO <br />1 <br />Methyliodide <br />NO <br />ug/L <br />2.0 <br />__.- ------------ <br />.--- _._Methyl <br />0.44 <br />EPA -8260 <br />... .... .-- <br />NO <br />1 <br />--____- __..--..._.....___----------------_--- <br />1 Methyl isobutyl ketone <br />NO <br />ug/L <br />10 <br />2.1 <br />__.-... _...... <br />EPA -8260 <br />NO <br />---- ---__ <br />Vinyl acetate <br />NO <br />ug/L <br />10 <br />2.4 <br />EPA -8260 <br />NO <br />1 <br />1,2-Dlchloroethane-d4 (Surrogate) <br />107 <br />% <br />76 - 114 (LCL <br />- UCL) <br />EPA -8260 <br />j <br />Toluene -d8 (Surrogate) <br />100 <br />% <br />88 -110 (LCL - UCL) <br />EPA -8260 <br />4-Bromofluorobenzene (Surrogate) <br />93.5 <br />% <br />86 -115 (LCL - UCL) <br />EPA -8260 <br />1 <br />' <br />Run # Method <br />Prop Date <br />Run <br />Daterrime Analyst <br />Instrument Dilution <br />QC <br />Batch ID <br />_ <br />1 EPA -8260 <br />06/16/10 <br />06/17/10 13:04 JCC <br />HPCHEM 1 <br />BTF1132 <br />I.J <br />The results in this report apply to the samples analyzed to accordance with the chain of custody document. This analytical report must be reproduced in its entirety. <br />All results listed in this report are for the exclusive use of the submitting party BC Laboratories, Inc, assumes no responsibility for report alteratiott separation, detachment or third party interpretation <br />4100 Atlas Court Bakersfield, CA 93308 (661) 3274911 FAX (661) 327-1918 www.bclabs.com Page 14 of 29 <br />