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® M ® = M - M M M M M ® M M - M r M M <br /> Laboratories Inc. <br /> Environmental Testing Laboratory Since 1949 <br /> Project: NCYC Reported: 04/22/2009 11:00 <br /> Herst <br /> 4630 South Highway 94 North Outer Road Project ect Number. NCYCC Monthly VOC <br /> 4630 <br /> Saint Charles,MO 63304 Project Manager. Brian Power <br /> Volatile Organic Analysis (EPA Method8260) <br /> Quality control Report - recision & Accuracy <br /> Control Limits <br /> Source Source Spike Percent Percent <br /> constituent Batch 1D QC Sample Ty Sample ID Result Result Added Units RPD Recovery RPD Recove Lab Quaffs <br /> 0905013-02 ND 27.290 25.000 ug/L <br /> 109 70-130 <br /> Bromodichloromethane BSD1183 Matrix Spike <br /> Matrix Spike Duplicate 0905013-02 ND 26.790 25.000 ug/L 1.9 107 20 70-130 --- <br /> - -... <br /> ---------.-.._......_..-.-......... 96.2 70-130 <br /> gfL <br /> Chiorobenzene BSD1183 Matrix Spike 0 501302 ND 24.Q60 25.00 u 2.0 98.1 20 70-130 <br /> Matrix Spike Duplicate 0905013-02 ND 24.520 25.000 u92 _..___._ - --. -- <br /> 25.000 u 116 70-130 <br /> Chloroethane BSD1183 Matrix Spike 0905013-02 ND 29,090 <br /> Matrix Spike Duplicate 0905013-02 ND 28.850 25.000 ug/L- 0.9-- 115 20 70-130 <br /> --__ <br /> u9/[-_.._..-._--.._._-.-......--•---__---_- 92.4 70-130 <br /> 1,4-Dichlorobenzene BSD1183 Matrix Spike 0905013-02 ND 23.100 25.000 2 5 94 7 20 70.130 <br /> Matrix Spike Duplicate 0905013-02 ND 23.670 25.000 ug/L <br /> 25.000 ug/L 114 70-130 <br /> 1,1-Dichkxnethane BSD1183 Matrix Spike 0905013-02 ND 28.520 <br /> Matrix Spike Duplicate 0905013-02 ND 28.040 25.000 ug/L 1.8 112 20 70-130 - -- <br /> 1, <br /> ...... ___.._-.-- 114 70-130 <br /> 1,1-Oichfxxoethene BSD1183 Matrix Spike 0905013-02 ND 28.480 25.0 ug/L 2.8 117 20 70-130 <br /> Matrix Spike Duplicate 0905013-02 ND 29.270 25.000 ug/L ,,-..._.._._-. 20 <br /> . 107 70-130 <br /> Toluene BSD1183 Matrix Spike 0905013-02 ND 26.650 25.00 u <br /> Matrix Spike Duplicate 0905013-02 ND 26.970 25-000 ug/L 0.9 108 20 70-130 �- <br /> _-._..._ 101 70-130 <br /> Trichlon�thene BSD1183 Matrix Spike 0905013-02 ND 25.340 25.000 u <br /> Matra Spike Duplicate 0905013-02 ND 25.380 25.000 ug/L 1.0 102 20 70-130 <br /> .000 ug/L 98.2 76-114 <br /> -----_...-..._...._..-.._-....-.- ND 9.8200 10 <br /> 1,2-Dichloroethane-d4(Surrogate) BSD1183 Matrix Spike 0905013-02 ND 9 .000 ug/L 99.0 76-114 <br /> Matra Spike Duplicate 0905013-02 000 10 -- <br /> _.-. 101 88-110 <br /> Toluene d8{Surrogate) BSD1183 Matrix Spike 0905013-02 ND 10.060 10.000 u9 <br /> lL <br /> NO 10.060 10.000 ug/L 101 88-110 <br /> Matrix Spike Duplicate o905013-02 _..----._ ........_..-.__..._.-.---_....__.-....__- ---•- <br /> -_...-.� ------------._.-.._..__ 92.2 86-115 <br /> gIL <br /> 4-Bromofluorobenzene(Surrogate) BSD1183 Matrix Spike 0905013-02 ND 9.2200 10.000u 95.5 86-115 <br /> Matra Spike Duplicate 0905013-02 ND 9.5500 10.000 ug/L Throduced in its <br /> e results to this report apply to the samples he sub ed in accoPam. Bnce with Labora orates,Inc.assume chain es pons bility for redocument ts analytical port alteration.rseparation,detachmport must be ent or third party interpretation. <br /> All results listed in this report are for the exclusive use of the submitting party. Page 32 of 39 <br /> 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.bciabs.com <br /> Certifications: California-ELAP Certification Number 1186; Nevada Administrative Code-NAC-445A <br />