Laserfiche WebLink
Laboratories Inc. <br /> — Environmental Testing Laboratory Since 1949 <br /> Horst Associates Reported: 06/23/2010 12:34 <br /> 4630 South Highway 94 North tauter Road Project: Austin Road/NCYCC Drilling <br /> Saint Charles,MO 63304...- _... P_rQject.N.umbers. i�ej - <br /> .. ----------- -. <br /> Project Manager. Erin Fanning <br /> Volatile Organic ,Analysis (EPA Method6260) <br /> Quality Control Report - Method Blank Analysis <br /> Constituent QC Sample ID MS Result Units PQL MDL Lab Quals <br /> QC Batch ID: BTF1398 <br /> Propionitrile BTF1398-BLK1 ND ug/L 20 4.5 <br /> Vinyl acetate BTF1398-BLK1 ND ug/L 10 2.4 <br /> 1,2-Dichloroethane-d4(Surrogate) BTF1398-BLK1 107 �_—% 76-114 (LCL-UCL) <br /> Toluene-d8(Surrogate) BTF1398-BLK1 100 % 88-110 (LGL-UCL) <br /> 4-Bromofluorobenzene(Surrogate) BTF1398-BLK1 96.1 % 86-115 (LCL-UCL) <br /> The results in this report apply to the samples analyzed in 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 alteration separation,detachment or third party interpretation <br /> 4100 Atlas Court Bakersfield,CA 93308 (661)327.4911 FAX(661)327-1918 www.bclabs.com Page 33 of 36 <br />