Laserfiche WebLink
819 Sinker Avenue Suite 8 <br /> Sequoia Sacramento CA 95834 <br /> - — - - (916)921 9600 <br /> Analytical FAX(916) 0 <br /> www sequoialabs labs co coin <br /> SECOR International-Rancho Cordova Project Tosco 16470,Lathrop,CA <br /> 3017 Kilgore Road, Suite 100 Project Number N/A Reported <br /> Rancho Cordova CA,95670 Project Manager Rusty Benkosky 11/19/02 18 12 <br /> Gasoline\BTEXIOxygenates by EPA method 8260B - Quality Control <br /> Sequoia Analytical - Sacramento <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Liruits RPD Luna Notes <br /> Batch 2110223 -EPA 5030E [P/Tl <br /> LCS(2110223-BS2) Prepared&Analyzed 11/15/02 <br /> Benzene 00237 00050 mg/kg 00269 88 70-130 <br /> Toluene 0 147 00050 0 162 91 70-130 <br /> Methyl tert-butyl ether 00375 00050 00436 86 60-140 <br /> Gasoline(C6-CIO) 1 67 10 220 76 70 130 <br /> Surrogate 1 2-DCA-d4 00450 00500 90 60-140 <br /> Surrogate Toluene-d8 00511 00500 102 60-140 <br /> Surrogate 4-BFB 00508 00500 102 60-140 <br /> Matrix Spike(2110223-MSI) Source 5211103-23 Prepared&Analyzed 11/15/02 <br /> Benzene 00266 0 0050 mg/kg 00268 ND 99 60-140 <br /> Toluene 0 167 00050 0 162 ND 103 60-140 <br /> Methyl tert-butyl ether 00419 00050 00436 ND 96 60-140 <br /> Gasoline(C6-C 10) 1 89 10 220 ND 86 60-140 <br /> Surrogate 12-DCA-d4 00488 00500 98 60-140 <br /> Surrogate Toluene-d8 00518 00500 104 60-140 <br /> Surrogate 4-BFB 00510 00500 102 60-140 <br /> Matnx Spike Dup(2110223-MSD1) Source S211103-23 Prepared&Analyzed 11115/02 <br /> Benzene 00276 0 0050 mg/kg 00268 ND 103 60-140 4 25 <br /> Toluene 0 171 00050 0 162 ND 105 60-140 2 25 <br /> Methyl tert-butyl ether 00432 0 0050 00436 ND 99 60 140 3 25 <br /> Gasolme(C6-C10) 1 95 10 220 ND 89 60-140 3 25 <br /> Surrogate 12-DCA-d4 00501 00500 100 60 140 <br /> Surrogate Toluene-d8 00525 00500 105 60 140 <br /> Surrogate 4-BFB 00494 00500 99 60-140 <br /> Sequoia Analytical- Sacramento The results in this report apply to the samples analyzed in accordance with the chain oy <br /> custody document This analytical report must be reproduced in its entirety 0 <br /> Page Page 5 of 7 <br />