Laserfiche WebLink
lz�Sequoia <br />t-5)lco <br />Analytical <br />819 Striker Avenue Suite 8 <br />Sacramento CA 95834 <br />(916) 921 9600 <br />FAX (916) 921 0100 <br />www sequoialabs com <br />ECOR International - Rancho Cordova Project Arco 4932 Stockton, CA <br />3017 Kilgore Road, Suite 100 Project Number NIA Reported <br />Rancho Cordova CA, 95670 Project Manager Rusty Benkosky 03/21/01 17 27 <br />Volatile Oxygenate Compounds by EPA Method 8260A - Quality Control <br />Sequoia Analytical - Sacramento <br />Reporting Spike Source %REC RPD <br />tnalyte Result Limit Units Level RLSult %REC Limits RPD Limit Notes <br />Batch 1030167 - EPA 5030B 1P/T1 <br />473 <br />1500 946 60-140 <br />Blank (1030167-_B_L_K_I) <br />-Source S103041-06 Prepared & Analyzed 03/14/01 <br />Methyl tent -butyl ether <br />Prepared tic Analyzed 03/14/01 <br />rert-butyl alcohol <br />ND <br />200 <br />ug/l <br />Methyl tert-butyl ether <br />ND <br />2 00 <br />Source S103041-06 Prepared & Analyzed 03/14/01 - <br />Di -isopropyl ether <br />ND <br />2 00 <br />ug/I 50 0 206 110 60-140 51 25 <br />Ethyl tert-butyl ether <br />ND <br />2 00 <br />500 900 60-140 <br />Tert-amyl methyl ether <br />ND <br />200 <br />Ethanol <br />ND <br />3000 <br />Prepared & Anal}zed 03/16/01 <br />1,2-Dichloroethane <br />ND <br />200 <br />ug/I <br />Ethylene dtbromtde <br />ND <br />200 <br />Surrogate 12 -DCA -d4 <br />T 469 <br />200 <br />500 938 60-140 <br />LCS (1030167 -BSI) <br />' <br />200 <br />Prepared & Analyzed 03/14/01 <br />Methyl tert-butyl ether <br />505 <br />200 <br />ugjl 500 101 60-140 <br />Orogate 12 -DCA -d4 <br />442 <br />3000 <br />500 884 60-140 <br />LCS Dup (1030167-BSDI) <br />ND <br />_ Prepared & Analyzed 03/14/01 _ --- <br />Methyl cert -butyl ether <br />539 <br />200 <br />ug/l 500 108 60-140 651 <br />25 <br />Surrogate 12 -DCA -d4 <br />473 <br />1500 946 60-140 <br />Matrix Spike (1030167 -MSI) - <br />-Source S103041-06 Prepared & Analyzed 03/14/01 <br />Methyl tent -butyl ether <br />247 <br />200 <br />ug/1 500 206 820 60-140 <br />_ <br />Surrogate 12-DCA-d4�__ — <br />454 - <br />- -- ` <br />- - <br />50 0 908 60-140 <br />Matrix Spike Dup (1030167-MSDI) <br />Source S103041-06 Prepared & Analyzed 03/14/01 - <br />Methyl tert-butyl ether <br />261 <br />200 <br />ug/I 50 0 206 110 60-140 51 25 <br />Surrogate 12 -DCA -d4 -- - - <br />- 450 <br />500 900 60-140 <br />Batch 1030199 - EPA 50306 I PIT <br />Blank.(1030199-BLK1) <br />Prepared & Anal}zed 03/16/01 <br />Teri -butyl alcohol <br />ND <br />200 <br />ug/I <br />Methyl tert-butyl ether <br />ND <br />200 <br />Dt-isopropyl ether <br />ND <br />200 <br />Ethyl tert-butyl ether <br />ND <br />200 <br />Ten -amyl methyl ether <br />ND <br />200 <br />Ethanol <br />ND <br />3000 <br />1 2-Dichloroethane <br />ND <br />200 <br />" <br />Ethylene dtbromtde <br />ND <br />200 <br />Sequoia Analytical - Sacramento <br />The results to this report apply to the samples analyzed in accordance with the chain of <br />0 <br />custody document This anal) !teal report must be reproduced to its entirety <br />Page 10 of 12 <br />