Laserfiche WebLink
1 <br /> r1 �� <br /> ( 404N Wiget Lane <br /> Sequo a Walnut Creek 94598 <br /> (925))9 988-9600 <br /> Analytical www (925)988-9673 <br /> www se oialabscan <br /> Secor-Rancho Cordova Project Arco <br /> 3017 Kilgore Rd,Ste #100 Project Number Arco#2133,Stockton Reported <br /> Rancho Cordova CA,95670 Protect Manager Rusty Benkosky 14-Aug-02 13 16 <br /> Total Metals by EPA 6000/7000 Series Methods - Quality Control <br /> Sequoia Analytical -Walnut Creek <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 2HO6009-General Preparation <br /> Blank(2H06009-BLKI) Prepared 05-Aug-02 Analyzed 06-Aug-02 <br /> Hexavalent Chromium ND 10 mglkg <br /> LCS(2H06009-BSI) Prepared 05-Aug-02 Analyzed 06-Aug-02 <br /> Hexavalent Chromium 528 10 mg/kg 500 106 80-120 <br /> Matrix Spike(2H06009-MSI) Source W208041-01 Prepared 05-Aug-02 Analyzed 06-Aug-02 <br /> Hexavalent Chromium 297 1 0 mg/kg 500 14 31 4 75-125 QM 07 <br /> Matrix Spike Dup(2H06009-MSD1) Source W208041-01 Prepared 05-Aug-02 Analyzed 06-Aug-02 <br /> Hexavalent Chromium 309 10 mglkg Soo 14 33 8 75-125 396 20 QM-07 <br /> Sequoia Analytical-Walnut Creek The results in this report apply to the samples analyzed in accordance with the chain of <br /> • custody document This analytical report must be reproduced in its entirety <br /> Page 14 of 20 <br />