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� ��og �e��uInc,entating btory Since 1949 <br /> Herst Associates Project: NCYC Reported: 06/24/2008 10:54 <br /> 4630 South Highway 94 North Outer Road Project Number: [none] <br /> Saint Charles, MO 63304 Project Manager: David Vasbinder <br /> Volatile Organic Anal (EPA !Method 6260) <br /> BCL Sample ID: 0807993-05 Client Sample Name: Well#1/CYA#1,6/18/2008 1:55:OOPM, David Vasbinder <br /> Prep Run Instru- QC MB Lab <br /> Constituent Result Units PQL MDL Method Date Date/Time Analyst ment ID Dilution Batch ID Bias Quals <br /> 1,2-Dichloropropane ND ug/L 0.50 0.16 EPA-8260 06/23/08 06/23/08 17:56 MGC MS-V5 1 BRF1328 ND <br /> - -- -- <br /> 1,3-Dichloropropane ND ug/L 0.50 0.095 EPA-8260 06/23/08 06/23/08 17-.56 MGC MS-V5 1 BRF1328 N <br /> trans 1,3-Dichioropropene ND ug/L 0.50 0.13 EPA-8260 06/23/08 06/23/08 17:56 MGC MS-V5 1 BRF1328 N <br /> Ethylbenzene ND ug/L 0 50 0.16 EPA 8260 06/23/08 06/23/08 1756 MGC MS V5 1 BRF1328 N <br /> Hexachlorobutadiene ND ug/L 0.50 0.26 EPA 8260 06/23/08 061231'08 17:56 MGC MS-V5 1 BRF1328 <br /> ND <br /> Methylene chloride ND ug/L 1.0 0.27 EPA-8260 06/23/08 06/23/08 17.56 MGC MS-V5 1 BRF1328 N <br /> Methyl t-butyl ether ND ug/L 0.50 0.22 EPA 8260 06/23/08 06/23/08 17:56 MGC MS-V5 1 BRF1328 ND <br /> Naphthalene ND ug/L 0.50 0.30 EPA-8260 06/23/08 06/23/08 17:56 MGC MS-V5 1 BRFi328 ND <br /> Styrene ND ug/L 0.50 0.18 EPA-8260 06/23/08 06/23/08 17:56 MGC MS-V5 1 BRF1328 N <br /> ND <br /> 1,1,2,2-Tetrachloroethane ND ug/L 0.50 0.28 EPA-8260 06/23/08 06/23108 17:56 MGC MS-V5 1 BRF1328 <br /> Tetrachloroethene 3.3 ug/L 0.50 0.28 EPA-8260 06/23/08 06/23/0817:56 MGC MS-V5 1 BRF1328 ND <br /> -..._ --- <br /> Toluene ND ug/L 0.50 0.12 EPA 8260 06/23/08 06/23/08 17:56 MGC MS-V5 1 BRF1328 ND <br /> 1,2 4 Trlchlorobenzene ND ug/L 0.50 0.31 EPA 8260 06/23/08 06/23/08 17:56 MGC MS-V5 1 BRF1328 <br /> ND <br /> 1,1 1-Trichloroethane ND ug/L 0.50 0.18 EPA 8260 06/23/08 06/23108 17:56 MGC MS-V5 1 BRF1328 <br /> ND <br /> 1,1,2-Trichloroethane ND ug/L 0.50 0.44 EPA 8260 06/23/08 06/23/08 17:56 MGC MS-V5 1 BRF1328 <br /> Trichloroethene 0.42 ug/L 0.50 0.16 EPA 8260 06/23/08 06/23108 17:56 MGC M3-V5 1 BRF1328 ND <br /> Trichlorofluoromethane 0.29 ug/L 0.50 0.22 EPA-8260 06/23/08 06/23/08 17:56 MGC MS-V5 1 BRF1328 NO <br /> -. <br /> 1,2,3 Trichloropropane ND ug/L 1.0 0.43 EPA 8260 06/23/08 06/23/08 17.56 MGC MS-V5 1 BRF1328 ND <br /> Vinyl chloride ND ug/L -0.50 0.16 EPA-8260 06/23/08 06/23/08 17:56 MGC MS V5 1 BRF1328 ND <br /> F1328 ND <br /> Total Xylenes ND ug/L 1.0 0.53 EPA-8260 06/23/08 06123/08 17:56 MGC MS-V5 1 B <br /> -.-- <br /> ND_.-_-_-_ <br /> Acetone ND ug/L 10 7.4 EPA-8260 06/23/08 06/23/08 1756 MGC MS-V5 1 BRF132 <br /> Acrylonitrile ND ug/L 5.0 1 5 EPA-8260 06123/08 06123!08 17.56 MGC MS V5 1 BRF1328 ND <br /> ' t-Amyl Methyl ether ND ug/L 0.50 0.19 EPA-8260 06/23/08 06/23/08 17:56 MGC MS-V5 1 BRF1328 ND <br /> The results in this report apply to the samples analysed in accordance with the chain of custody document.This analytical report must be reproduced in its entirery- <br /> Alt results listed in this report are for the exclusive use of the submitting party. BC Laboratories,Lie,assumes no responsibility for report alteration,separation,detachment or third parts interpretation. Pe 17 Of 36 <br /> ..__ .. .. .... nn n no .c i a,, Fn,, G6Y/RR11 297_101 A urww hrnage nm g <br />