Laserfiche WebLink
.-r=s--.--...,.'<:.; t, :'.•:�fr�f/Jr."fif/trri:a ■ �- -`->;:•rJii�srv....- -:;:., � ., :..:: _ss�r_s_rsss------' ..----- ----------------- ------ -B 19 Striker Ave Ste B <br /> Sacramento, 95834 <br /> Sequoia (916)929zi-96Do <br /> 4:1) FAX Analytical ww.seq 6) lDbs-c2 1 oO <br /> www.sequoialabs.com <br /> jettler-Ryan-Petaluma Project: Tosca 11195,Lathrop,CA 5303557 <br /> 1364 N McDowell Blvd.Ste 132 Project Number: NIA Reported: <br /> Petaluma CA,94954 Project Manager: Dave Vossler 04/04/03 18:44 <br /> GasolinelBTEXIOxygenates by EPA method 8260B - Quality Control <br /> Sequoia Analytical- Sacramento <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 3040041 -EPA 5030B [PIT] <br /> Laboratory Control Sample(3040041-BSI) Prepared&Analyzed:04/02/03 <br /> Benzene 14.5 0.50 ugll 13.6 107 70-130 <br /> Toluene 86.8 0.50 83.4 104 70-130 <br /> Methyl tert-butyl ether 20.8 0.50 " 22.4 93 60-140 <br /> Gasoline(C6-C10) 1340 50 1100 122 70-130 <br /> Surrogate: 1,2-DCA-d4 27.7 25.0 111 60-140 <br /> Surrogate:Toluene-d8 25.7 25.0 103 60 140 <br /> Surrogate:4-BFB 25.8 15.0 103 60-140 <br /> Laboratory Control Sample(3040041-BS3) Prepared&Analyzed:04/04/03 <br /> Benzene 14.6 0.50 Ug/1 13.6 107 70-130 <br /> Toluene 62.0 0.50 83.4 98 70-I30 <br /> - -Methyltert-butyl ether 21.2 0.50 22.4 95 60-140 <br /> _::•� <br /> r isoline(C6-Cl0) 1290 50 1]OD ]17 70-130 <br /> Surrogate:1,2-DCA-d4 32.1 25.0 128 60-140 <br /> Surrogate:Toluene-d8 25.4 25.0 102 60-140 <br /> Surrogate:4-BFB 26.0 25.0 104 60-140 <br /> Matrix Spike(3040041-MS1) Source:S303632-02 Prepared: 04/02/03 Analyzed: 04/03/03 <br /> Benzene 13.0 0.50 ug/1 13.6 ND 96 70-130 <br /> Toluene 74.6 0.50 83.4 0.86 88 70-130 <br /> Methyl tert-butyl ether 22.7 0.50 22.4 ND 101 60-140 <br /> Gasoline(C&C10) 1160 50 1100 ND 105 60-140 <br /> Surrogate:1,2-DCA-d4 33.4 25.0 134 60-140 <br /> Surrogate:Toluene-d8 25.4 25.0 102 60-140 <br /> Surrogate:4-BFB 26.1 25.0 104 607140 <br /> Matrix Spike Dup(3040041-MSDI) Source:S303632-02 Prepared:04/02/03 Analyzed:04/03/03 <br /> Benzene 15.2 0,50 ug/1 13.6 ND 112 70-130 16 25 <br /> Toluene 85.7 0.50 83.4 0.86 102 70-130 14 25 <br /> Methyl tent-butyl ether 24.3 0.50 22.4 ND 108 60-140 7 25 <br /> Gasoline(C6-C10) 1230 50 1100 ND 112 60-140 6 25 <br /> Sequoia Analytical-Sacramento The results in this report apply to the samples analyzed in accordance with the chain of <br /> custody document. Unless otherwise stated,results are reported on a wet weight basis. <br /> This analytical report must be reproduced in its entirety. <br /> Page 5 of 7 <br />