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■k Laboratories, Inc. N - <br /> Environmental Testing Laboratory Since 1949 <br /> Herst Associates Project: NCYC Reported: 10/07/2009 13:55 <br /> 4630 South Highway 94 North Outer Road Project Number: Austin Road <br /> Saint Charles, MO 63304 Project Manager: Erin Fanning <br /> Volatile Organic I ° Method8260) <br /> Quality Control Repo - Method Blank Analysis <br /> Constituent Batch ID QC Sample ID MB Result Units PQL MDL Lab Quals <br /> trans-1,4-Dichloro-2-buteneBSJO118 BSJ0118-BLK1 ND ug/L 5.0 1.4 <br /> __............---- - -- -. _--.. . _._. <br /> Dlisopropyl ether BSJ0118 BSJ0118-BLK1 ND ug/L 0,50 0.15 <br /> EthanolBSJ0118 BSJ0118-BLK1 ND ug/L 250 56 <br /> - ............. - _... --- - - .._......... --.._...._............... -._ --------- -- ............ <br /> --- - <br /> Ethyl t-butyl ether BSJ0118 BSJ0118 BLK1 ND ug/L 0.50 0.22 <br /> - --- _------ .-_.......----. .-._ <br /> . ---...... .... - <br /> 2-HexanoneBSJ0118 BSJO118-BLK1 ND ug/L 10 2.9 <br /> .._-_..................-_ - .. .. _ ..._ ._......................- .... - _... ..._.... <br /> Methyl ethyl ketone BSJO118 BSJ0118-BLK1 ND ug/L 10 2.4 <br /> _._..----...._-_._.............- ._._.-------------- __._ --- -- _.._ .. .. ----.. <br /> ---...........- <br /> Methyl iodideBSJO118 BSJ0118-BLK1 ND ug/L 2.0 0.42 <br /> _-............... - --- - ........_.-_._...... -- - _ _.__ .- ............. - <br /> Methyl isobutyl ketoneBSJO118 BSJ0118-BLK1 ND ug/L 10 3.4 <br /> -- --- ._ .........._ -- - ._. ...._-. .... - --... -- _ . .__ _._- ---.._ .... <br /> Vinyl acetateBSJ0118 BSJ0118-BLK1 ND ug/L 10 2.4 <br /> ------- .... ............ _...------._. - --------------.-- -.................... -- ... ... _.......... -.....-................._._........... -._._ <br /> 1,2-Dichloroethane-d4(Surrogate) BSJO118 BSJ0118-BLK1 95.9 % 76-114 (LCL-UCL) <br /> - ----- ......__ - ---- - - ..... .._.- ............... - .. _. <br /> Toluene-d8(Surrogate) BSJO118 BSJ0118-BLK1 99.0 % 88-110 (LCL-UCL) <br /> _.._..... ...---- -- ----_--_........._. _.._..- . ---- - -._.._..- -- - <br /> 4-Bromofluorobenzene(Surrogate) BSJO118 BSJ0118-BLK1 95.9 % 86-115 (LCL-UCL) <br /> -_ ..........------ ----...-- _ - - - --.. ....... <br /> Benzene BSJO211 BSJ0211-BLK1 ND ug/L 0.50 0.18 <br /> Bromo.... methane <br /> BSJ0211 BSJ0211-BLK1 ND.........__-..ug/L 0.50 0.35 <br /> Bromodichloromethane BSJ0211 BSJ0211-BLK1 ND ug/L 0.50 0.30 <br /> -. ....._-__ . .... - -....-. .............. _-- --..__........___._. -- - - -- _..-^....--- <br /> Bromoform BSJ0211 BSJ0211 BLK1 ND ug/L 0.50 0.24 <br /> .-- -........__--- - -- - ....._ -._........... ..... ..--..---................... - -- --.........._.. - - <br /> BromomethaneBSJ0211 BSJ0211-BLK1 ND ug/L 1.0 0.21 <br /> - - - - .__--.._...........---- ---------...._.......------.._...._----------...... --.. - --._ .__._........._...-- ---............_...... . ........ <br /> Carbon tetrachlorideBSJ0211 BSJ0211-BLK1 ND ug/L 0.50 0.19 <br /> - ---....._. - ._._....__-...................---- ---------------------------- ._............. - --_..........-------_...._..-...__.........._......_._... - .._.... ................- --- _......................... <br /> _.. - <br /> ChlorobenzeneBSJ0211 BSJ0211-BLK1 ND ug/L 0.50 0.13 <br /> -- --- --- - . - ---.... _ _ _ - <br /> -----....--_......----- - ------------------- ...........-- - <br /> Chloroethane .. BSJ0211 BSJ0211-BLK1 ND ug/L 0.50 0.25 <br /> -- ---- .. ..--- ------__...._ --- - -...___ ._....._ - -__ _ -_ -- -_......, .. <br /> Chloroform BSJ0211 BSJ0211-BLK1 ND ug/L 0.50 0.23 <br /> ---- _ ....,...- ---- -- --- <br /> ChloromethaneBSJ0211 BSJ0211-BLK1 ND ug/L - 0.50 0.20 <br /> ............_.. ---- --...-.... -----..... - --_. -- - - -- --.._ ._ . <br /> Dibromochloromethane BSJ0211 BSJ0211-BLK1 ND ug/L 0.50 0.23 <br /> - - ---- - -- - _ -... - ------ _. _-_._ -_ ... ......' -- <br /> 1,2-Dibromo-3-chloropropane BSJ0211 BSJ0211-BLK1 ND ug/L 10 0.46 <br /> The results in this report apply to the samples analyzed in accordance with the civain 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 parry. BC Laboratories,Inc.asswncs 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 38 of 44 <br /> Certifications: California-ELAP Certification Number 1186; Nevada Administrative Code-NAC-445A <br />