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Drive <br /> 1 Sequoia 885 Jarvis 5037 <br /> Morgan Hili CPQ 95437 <br /> (408)77b-9600" t <br /> Analytical FAX (408) 782-6308 <br /> Blaine Tech Services(Shell) Project Equiva Sampled 11/5/99 <br /> 1680 Rogers Avenue Project Number 440W Charter Way Received 11/8/99 <br /> San Jose,CA 95112 Project Manager Leah Davis Reported 11/22/99 <br /> --Total Purgeable Hydrocarbons(C6-C12),BTEX and MTBE by DHS LOFT/Quality Control <br /> Sequoia Analytical-Morgan Hill <br /> Date Spike Sample QC Reporting Limit Recov RPD RPD <br /> Analyte Analyzed Level Result Result Units Recov Limits % Lima % Notes* <br /> LCS 9110513-BSI <br /> Benzene 11/16/99 100 10 1 ug/1 700-130 101 <br /> Toluene 100 990 700-130 990 <br /> Ethylbenzene 100 996 700-130 996 <br /> Xylenes(total) 300 _- 299 700-130 997 - <br /> Surrogate a a a-Trrfluorotoluene 100 102 700-130 102 <br /> Matrix Spike 9110513-MS1 M911227-02 <br /> Benzene 11/16/99 100 ND 100 ug/l 600-140 100 <br /> Toluene too ND 100 600-140 100 <br /> Ethylbenzene too ND 10 1 600-140 101 <br /> Xylenes(total) _ _ 300 _ ND 303 600-140 101 <br /> Surrogate a s a-Trrfluorotoluene 100 9 65 700-130 965 <br /> Matrix Spike Dup 9110513-MSDI M911227-02 <br /> Benzene 11/16/99 100 ND 10 l ug/I 600-140 t01 250 0 995 <br /> Toluene 100 ND 9 93 60 0-140 993 250 0 702 <br /> Ethylbenzene 100 ND 101 600-140 101 25 0 0 <br /> Xylenes(total) _ 300 ND 299 600-140 997 _250 130 <br /> Surrogate a s a-Trrfluorotoluene 100 -987 7()0-130 98 7 <br /> Batch 9110583 Date Prepared 11/18/99 Extraction Method EPA 5030B IPITI <br /> Blank 91110583=BLK I <br /> Purgeable Hydrocarbons 11/18/99 ND ug/l 500 <br /> Benzene- - - - '— - - - - - ND- "- -_ - - -0500 - - - <br /> Toluene ND 0 500 <br /> Ethylbenzene ND 0 500 <br /> Xylenes(total) ND 0 500 <br /> Methyl tert-butyl ether NO _ 2 50 <br /> Surrogate a,a,a-Trrfluorotoluene rF100 887 700-130 887 <br /> LCS 9110583-BSI <br /> Benzene 11/18/99 10 0 102 ug/1 700-130 102 <br /> Toluene 100 102 700-130 102 <br /> Ethylbenzene too 102 700-130 102 <br /> Xylenes(total) 300 309_ _ " 700-130 103 _ <br /> Surrogate a a,a-Trrfluorotoluene 100 8 82 700-130 88 2 <br /> Matrix Spike 9110583-MSI M911319-01 <br /> Benzene 11/18/99 loo 0 662 107 ug/l 600-140 100 <br /> Toluene too 0 883 106 600-140 972 <br /> Ethylbenzene 100 ND 101 600-140 101 <br /> Sequoia Analytical-Morgan Hill *Refer to end of report for telt of notes and definition <br /> Page 7 of 9 <br />