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Sequoia 1551 Industrial Road <br /> San Carlos CA 94070-4111 <br /> (650) 232-9600 <br /> Analytical <br /> FAX(650) 232-9612 <br /> 0 <br /> Blaine Tech Services Protect Shell(2) Sampled 5/13/99 <br /> 1680 Rogers Avenue Project Number Shell 341 East Main St,Ripon Received 5/14/99 <br /> San Jose,CA 95112 Project Manager Fran Thic Reported 6/14199 <br /> � ,;.� 4�� � �'� ������'6Total Purgeable�Sydrocartions(C6-C12);�BTEX aiacl°MTBE by DHSELUFTIQuali �Control`5,'�^�° ,� K � ` - <br /> .$a� 96pL F 6 t 'S +'Rb k 'YN'F'.sE" `fP H .5d S5x 95 <br /> s�' � <br /> � E <br /> �`" °�Se uata Anal ical San€Garlas <- E �- � <br /> Date Spike - Sample QC Reporting Limit Recov RPD =�% Notes* <br /> Anal a Analyzed Level Result Result Units Rec ov Limits % Limit <br /> Batch 9050107 Date Prepared 5/24/99 Extraction Method EPA 5030B IP/T1 <br /> Blank 9050107-BLK1 <br /> Purgeable Hydrocarbons as Gasoline 5/24/99 ND ug/l 500 <br /> Benzene ND " 0 500 <br /> Toluene ND 0 500 <br /> Ethylbenzene ND 0 500 <br /> Xylenes(total) ND 0 500 <br /> Methyl tert-butyl ether ND 500 <br /> Surrogate a aa-Trifluorotoluene 100 866 " 700-130 866 <br /> LCS 9050107-BSI <br /> Purgeable Hydrocarbons as Gasoline 5124/99 250 252 ug/l 700-130 101 <br /> Surrogate a,a,a-Tnfluorotoluene It 100 923 700-130 923 <br /> Matrix Spike 9050107-MS1 L905187-01 <br /> Purgeable Hydrocarbons as Gasoline 5/24/99 250 ND 250 119/1 600-140 100 <br /> Surrogate a,a,a-Trifluorotoluene 100 816 700-130 816 <br /> Matrix Spike Du p 9050107-MSD1 L905197-01 <br /> Purgeable Hydrocarbons as Gasoline-5/24/99-250—ND-252-ug/1-60 0-140-10125 0-0 995 <br /> Surrogate a a a-Trrfluorotoluene of 100 810 " 700-130 810 <br /> Batch 9050117 Date Prepared 5/26/99 Extraction Method EPA 5030E IP/Tl <br /> Blank 9050117-BLK1 <br /> Purgeable Hydrocarbons as Gasoline 5/26/99 ND ug/l 500 <br /> Benzene 1. ND 11 0 500 <br /> Toluene 11 ND to 0 500 <br /> Ethylbenzene to ND to 0 500 <br /> Xylenes(total) ND 0 500 <br /> Methyl tert-butyl ether _ ND 500 <br /> Surrogate a a,a-Trifluorotoluene " 100 930 700-130 930 <br /> LCS 9050117-BSI <br /> Purgeable Hydrocarbons as Gasoline _5/_26/99 250 237 ug/l 700-130 948 <br /> Surrogate a a a-Trifluorotoluene 100 808 If 700-130 808 <br /> Matrix Spike 9050117-MSI L905462-12 <br /> Purgeable Hydrocarbons as Gasoline _ 5/26/99 250 ND 241 ug/1 600-140 964 <br /> Surrogate a,a a-Tnfluorotoluene 11 100 753 If <br /> 700-130 753 <br /> Matrix Spike Du p 9050117-MSDI L905462-12 <br /> Purgeable Hydrocarbons as Gasoline 5/26/99 250 ND 243 ug/l 600-140 972 250 0 826 <br /> Sequoia Analytical-San Carlos *Refer to end of report for text of notes and definitio <br /> Page 4 of 7 <br />