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Sequoia 1551 lndu5tnal Road <br /> trod Analytical San Carlos CA 94070-4111 <br /> (G50) 232-9600 <br /> FAX(650) 232-9612 <br /> Blaine Tech Services <br /> 1680 Rogers ers Project Shell(2) Sampled 4/8/99 <br /> g Avenue Project Number Shell 34! East Main St,Ri on <br /> San Jose'C <br /> CA 95112 Project Mana er Fran m.e p Received 4/9/99 <br /> R orted 5112/99 <br /> Sample Description <br /> Laboratory M�''1 <br /> ry Sample Number L904113-01 <br /> Anal a Batch Date Date Specific Method/ Reporting <br /> Number Pr ared Analyzed Surrogate Limits Limit Result Units <br /> SequNotes <br /> Total Pur eable H drocarbonsC6-C12 BThX and MTBE b-DHS 1,UFTia 1-San Carlos <br /> Purgeable Hydrocarbons as Gasoline 9040078 4/15/99 4/15/99 <br /> Benzene 500 ND ug/1 <br /> Toluene if 110 500 ND " <br /> Ethylbenzcne 0 500 ND <br /> Xylenes(total) 0 500 ND " <br /> Methyl tert-butyl ether 9040085 4/16/99 4/I6/99 0 500 ND " <br /> Surrogate aa,a-Trifluorotoluene 9046078-4/1 5/99 4/15/99 700-130 200 9780895 <br /> 78089S <br /> MTBE Confirmation b EPA Method 8260A <br /> Methyl tert-butyl ether 9050027 5/7/99 5/7/99 <br /> Surrogate 1,2-Dtchloroethane-d4 200 13000 ug/I <br /> 76 0-114 104 % - <br /> uoia Analytica]-San Carlos <br /> *Refer to end of report for text of notes and definitions <br /> ,p Page 2 of 6 <br />