Laserfiche WebLink
14 Sequoia 0 <br />WOAnalytical <br />• 404 N. Wiget Lane <br />Walnut Creek, CA 94598 <br />(925) 988-9600 <br />FAX (925) 988-9673 <br />www.sequoialabs.com <br />Secor - Rancho Cordova Project: Arco <br />3017 Kilgore Rd., Ste. #100 Project Number: Arco # 2133, Stockton Reported: <br />Rancho Cordova CA., 95670 Project 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-BLK1) <br />Hexavalent Chromium <br />LCS (2H06009 -BSI) <br />Hexavalent Chromium <br />Matrix Spike (2H06009 -MSI) <br />Hexavalent Chromium <br />Matrix Spike Dup (2H06009-MSDI) <br />Hexavalent Chromium <br />Sequoia Analytical - Walnut Creek <br />Prepared: 05 -Aug -02 Analyzed: 06 -Aug -02 <br />1.0 mg/kg <br />20 QM -07 <br />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 />Prepared: 05 -Aug -02 Analyzed: 06 -Aug -02 <br />5.28 1.0 mg/kg <br />5.00 106 80-120 <br />Source: W208041-01 <br />Prepared: 05 -Aug -02 Analyzed: 06 -Aug -02 <br />2.97 1.0 mg/kg <br />5.00 1.4 31.4 75-125 <br />Source: W208041-01 <br />Prepared: 05 -Aug -02 Analyzed: 06 -Aug -02 <br />3.09 1.0 mg/kg <br />5.00 1.4 33.8 75-125 3.96 <br />20 QM -07 <br />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 />