Laserfiche WebLink
i <br /> Sequoia 885 Jarvis Dr <br /> I Morgan Hill,408)776-9600 <br /> Analytical FAX(408)782-6308 <br /> www.sequoWabs.can <br /> tratus Environmental No. Project: ARCO#15469,Stockton,CA MLK0837 <br /> 330 Cameron Park Dr.,Suite 550 Project Number: ARCO#5469,Stockton,CA Reported: <br /> Cameron Park CA,95682 Project Manager: Jay Johnson 12/23/02 10:37 <br /> Total Purgeable Hydrocarbons (C6-C10) by EPA 8015B modified, BTEX by EPA 8021B - Quality Control <br /> Sequoia Analytical- Morgan Hill <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 2LO4004-EPA 5030E rP/Tj <br /> Matrix Spike Dup(2L04004-MSDI) Source:MLK0865-03 Prepared: 12/04/02 Analyzed: 12/05/02 <br /> Ethylbenzene 8.57 0.50 ug/I 9.20 ND 93.2 77-130 13.5 21 <br /> Xylenes(total) 44.6 0.50 46.1 ND 96.7 78-128 12.8 21 <br /> Surrogate:a,a,a-Trifiuorotoluene 10.7 10.0 107 55-142 <br /> Batch 2LO5001 -EPA 5030B iP/T <br /> Blank(2LO5001-BLKI) Prepared&Analyzed: 12/05/02 <br /> Gasoline Range Organics(C6-C10) ND 0.50 mg/kg <br /> 13enzene ND 0.0050 " <br /> Toluenc ND 0.0050 " <br /> Ethylbenzene ND 0.0050 " <br /> Xylenes(total) ND 0.010 " <br /> Aft <br /> W6-ale:a,a,a-Trifluorotoluene 00153 0.0200 76.5 64-145 <br /> Surrogate: 4-Bromofluorobenzene 0.0219 0.0200 110 41-173 <br /> Laboratory Control Sample(2L05001-BSI) Prepared&Analyzed: 12/05/02 <br /> .Benzene 0,02€4 0,0050 mg/kg 0.0200 107 72-135 <br /> Toluene 0.0189 0.0050 0.0200 94.5 67-141 <br /> Ethylbenzene 0.0I83 0.0050 0.0200 <br /> 9I.5 68-147 <br /> Xylenes(total) 0.0559 0,010 0.0600 <br /> 93.2 62-149 <br /> Surrogate:a,a,a-Triuorotoluene 0.0137 0.0200 68.5 64-145 <br /> Surrogate:4-Bromofluorobenzene 0.0172 0.0200 86.0 41-173 <br /> Laboratory Control Sample(2LO5001-BS2) Prepared&Analyzed: 12/05/02 <br /> Gasoline Range Organics(C6-CIO) 1.04 0.50 mg/kg 1.00 I04 63-143 <br /> Surrogate:a,a,a-Triuorotoluene 0.0187 0.0200 93.5 64-145 <br /> Surrogate, 4-Bromofluorobenzene 0.0237 0.0200 118 41-173 <br /> Sjoia Analytical- Morgan Hill The results in this report apply to the samples analyzed in accordance with the chain of <br /> custody document. Unless otherx'ise slated,results are reported on a wet weight basis. <br /> This analytical repon must be reproduced in its entirety, <br /> Page 9 of 13 <br />