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`i <br /> Submission#: 2003-04-0268 <br /> 1 Fuel Oxygenates by 8260B <br /> Il <br /> ! Wright Environmental Services Inc <br /> 4 e ,,. <br /> Attn.: Maria Reid <br /> c 67 E 10th Street <br /> R <br /> Tracy, CA 95376-4001 <br /> Phone: (209) 833-0758 Fax: (209) 832-5152 <br /> { Project: Mr. EDS MUFFLER Received: 04/10/2003 14:40 <br /> i. Site. 595 E. 11 TH ST. <br /> Tracy, CA <br /> II <br /> Batch QC Report <br /> Prep(s): I� 50306 Test(s):8260B <br /> J Matrix Spike( MS 1 MSD ) Water QC Batch#2003104117-01.64 <br /> i El - <br /> MW-4 » MS Lab ID: 2003-040268 -004 <br /> Il <br /> MS: 2003104117-01.64-054 Extracted:04/18/2003 Analyzed: 04/18/2003 00:41 <br /> E <br /> CDilution: 1.00 <br /> MSD: 2003/04/17-01,64-055 Extracted:04/18/2003 Analyzed: 04/18/2003 01:02 <br /> Dilution: 1.00 <br /> i <br /> Compound <br /> Cone. uglL SpkIevel Recovery Limits% Flags <br /> M$ !NSD Sample ug1L MS MSD RPD Rec. RPD MS MSD <br /> Methyl tert-butyl ether 28.3 28.2 NO 25.0 113.2 112.8 0.4 65-165 20 <br /> i Benzene i� 22.5 21.9 NO 25.0 90.0 87.6 2.7 69-129 20 <br /> Toluene il 21.9 22.6 NO 25.0 87.6 90.4 3.1 70-130 20 <br /> I. <br /> Surrogate(s) <br /> 1,2-Dichloroethane-d4 547 547 500 109.3 109.5 76-114 <br /> Toluene-d8 508 500 1 1 500 101.6 1 100.0 1 88-110 <br /> I! <br /> t <br /> [ r. <br /> [ E! <br /> f <br /> i <br /> E� <br /> j; <br /> I! <br /> j <br /> Severn Trent Laboratories, Inc. 04/23/2003 14:46 <br /> STL San Francisco'1220 Quarry Lane,Pleasanton,CA 94566 <br /> Apan of S--T—t Plc '` Tel 925 484 1919 Fax 925 484 1096 www,st]-inc.com•CA DHS ELAP#2496 Page 17 of 18 <br /> �i <br />