Laserfiche WebLink
1.551 Industrial Road <br /> San W (650 <br /> cn,CA 9,W70-41 I I <br /> Sequoia )2.32-9600 <br /> FAX(650)232-9612 <br /> Analytical www.sequoialabs.com <br /> G&M-11yan/Geosbut4es Project: Tosco Sampled: 4/10/00 <br /> 6747 Sierra Court,Suite D project Number Unocal SS#4409 Received: 4/10/00 <br /> project managqr Reported: 4124/00 <br /> Dublin,CA 94568 Deanna Harding <br /> Date Spike Sample QC Repotting Limit Recov. "D "D <br /> Ana] a Analyzed Level Result Result Units Rerov.Limits % Limit % Noted <br /> Batch: 0040056 Date Prepared: 4111/00 Extraction Method: EPA 5030B IPM <br /> Plan 0040056-BLK1 ND uO 1000 <br /> Ethanol 4/11/00 <br /> 1,2-Dibromoeth9ne ND ^ 2.00 <br /> 1,2-Dichloroethane ND ^ 2.00 <br /> Di-isopropyl ether ND 2.00 <br /> Ethyl tort-butyl ether ND 2.00 <br /> Methyl tent-butyl ether ND 2.00 <br /> Tert-amyl methyl ether ND ^ 2.00 <br /> Tert-butyl alcohol ND too <br /> -Dichloroerhane-& 50.0 <br /> Surrogate.- 1,2 50.1 76.0-114 100 <br /> Blank 0040056-BLK2 ND ug/l 1000 <br /> Ethanol 4112/00 <br /> 1,2-Dibromocthane 2.00 <br /> chloroethane ND 2.00 <br /> IAW ,=e ND 2.00 <br /> tcrt-butyl <br /> propyl -ether ether ND 2.00 <br /> Emp <br /> Methyl tert-butyl ether ND .2.00 <br /> Tert.wnyl methyl ether ND ^ 2.00 <br /> Tert-butyl alcohol ND 100 <br /> Surrogate: 1,2-Dichtoroethane-& 50.0 49.2 76.0-114 98.4 <br /> LCS 0040056-BS 48.6 g/I 70.0-130 97.2 <br /> Methyl u <br /> yl ether 4/11/00 50.0 N <br /> Surrogate. 1,2-Dichloroethane-d4 ff 30.0 51.3 76.0-114 103 <br /> i0s 0040056-BS2 <br /> Methyl test butyl ether 4112100 50.0 48.5 ug(I 70.0-130 97.0 <br /> Surrogate.. 1,2-Dichloroethane-d4 50.0 49.5 76.0-114 99.0 <br /> Matrix Wike 004005 L,0040&3-01 <br /> Methyl yl other 4/11/00 50.0 ND 46.6 ug/l 60.0-140 93.2 <br /> Surrogate: 1,2-Dichloroethane-& 50.0 51.3 It 76.0-114 103 <br /> Matrix Soft Du 0040056-MSD I L004083-01. 60.0-140 110 25.0 16.5 <br /> Methyl tent-butyl ether 4111/00 - 50.0 ND 55.0 uVI <br /> Surrogate: 1,2-Dichlorvelhane-d4 50.0 50.5 76.0-114 101 <br /> AdIlk <br /> is Analytical San Carlos *,Refer to end of report for textof notes and definitions. <br /> JW <br /> Page 10 of 11 <br />