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O'mmSTL Submission#: 2003-02-0471 <br /> ,R ;u <br /> r► <br /> Gas/BTEX Fuel Oxygenates by 8260B . <br /> Gettler Ryan <br /> Attn Deanna Harding <br /> 6747 Sierra Court Suite J <br /> Dublin, CA 94568 <br /> Phone (925) 551-7444 Fax (925) 551-7899 <br /> Project 180137 80 Received 02/2412003 14 15 <br /> Tosco#5886 <br /> Site 2701 W March Lane <br /> Stockton, CA <br /> Batch QC Report _ <br /> Prep($) x 50308" W Test(s) 8260FAB <br /> Matrix Spike MS IMSD) ��� Water QC Batch#2003103104-01.62 <br /> MW-3 >> MS, - Y Labl!) =,2003.02-0471 -004 <br /> MS 2003103104-01 62-005 Extracted 03/04/2003 Analyzed 03/04/2003 18 05 <br /> _ e Dilution 100 <br /> MSD, 2003103104-01 62-021-- Extracted 03/04120031, Analyied 03/04/2003 18 24h <br /> Dilution 1 00 <br /> Compound Conc ug/L Spk Level Recovery Limits% Flags <br /> MS MSD Sample ug/L MS MSD I RPD Rec RPD MS MSD <br /> Benzene 195 197 ND 250 780 78 8 1 0 69-129 20 <br /> Toluene 202 203 ND 250 1808 812 05 70-130 20 <br /> Methyl tent-butyl ether 184 169 154 25 0 1200 60 0 667 65-165 20 mso <br /> Surrogate(s) <br /> 1,2-Dichioroethane-d4 554 535 500 1108 1071 76-114 <br /> Toluene-d8 495 488 500 990 976 88-110 <br /> Severn Trent Laboratories, Inc 03/07/2003 15 06 <br /> STL San Francisco' 1220 Quarry Lane Pleasanton,CA 94566 <br /> A peM ul Semm TreM Plc Tel 925 484 i 9i 9 Fax 925 484 1096'www stl-tne eom•CA DHS ELAN 2496 Page 27 of 26 <br />