Laserfiche WebLink
Lane <br /> Sequoia 4o4N WigeG945% <br /> Walnut eek,CA 94596 <br /> 'W Analytical FAX(925)988-9600 <br /> (925)988-9673 <br /> www se quoialabs c <br /> Secor-Rancho Cordova Project Arco <br /> 3017 Kilgore Rd,Ste #100 Project Number Arco#4932,Stockton Reported <br /> Rancho Cordova CA,95670 Project Manager RustyBenkosky 24-Jul-02 12 03 <br /> Volatile Organic Compounds by EPA Method 8260B - Quality Control <br /> Sequoia Analytical-Walnut Creek <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Linut Notes <br /> Batch 2F25021 -EPA 5030B(MeOH) <br /> LCS(2F25021-BS2) Prepared 21-Jun-02 Analyzed 25-Jun-02 <br /> Methyl tert-butyl ether(MTBE) 256 020 mg/kg 250 102 70-130 <br /> Surrogate Dtbromofluaromethane 251 250 100 50-150 <br /> Surrogate 1,2-Dichloroethane-d4 326 250 130 50-150 <br /> Matrix Spike(2F25021-MSI) Source W206289-01 Prepared 20-Jun-02 Analyzed 25-Jun-02 <br /> Methyl tert-butyl ether(MTBE) 365 040 mg/kg 250 ND 146 60-140 QM-07 <br /> Surrogate Dtbromofluoromethane 27S 250 110 50-150 <br /> Surrogate 12-Dichloroethane-d4 298 " 250 119 50-150 <br /> Matrix Spike(2F25021-MS2) Source W206289-26 Prepared 21-Jun-02 Analyzed 25-Jun-02 <br /> Methyl tert-butyl ether(MTBE) 283 040 mg/kg 250 ND 113 60-140 <br /> Surrogate Dibromof luoromethane 224 250 896 50-150 <br /> Surrogate 1,2-Dichloroethane-d4 273 250 109 50-150 <br /> Matrix Spike Dup(2F25021-MSD1) Source W206289-01 Prepared 20-Jun-02 Analyzed 26-Jun-02 <br /> Methyl tert-butyl ether(MTBE) 367 040 mg/kg 250 ND 147 60-140 0 546 25 QM-07 <br /> Surrogate Dibromofluoromedone 278 250 111 50-150 <br /> Surrogate 12-Dichloroethane-d4 310 250 124 50-150 <br /> Matrix Spike Dup(2F25021-MSD2) Source W206289-26 Prepared 21-Jun-02 Analyzed 25-Jun-02 <br /> Methyl tort-butyl ether(MTBE) 319 040 mg/kg 250 ND 128 60 140 120 25 <br /> Surrogate Dibromofluoromethane 220 250 880 50-150 <br /> Surrogate 11-Dichloroethane-d4 290 250 116 50-150 <br /> Sequoia Analytical-Walnut Creek The results in this report apply to the samples analyzed in accordance with the chain of <br /> � <br /> custody document This analytical report must be reproduced in its entirety <br /> Page 37 of 38 <br />