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Sequoia ]SSC A 94070 (toad <br /> San Carlos CA 94070-41 1 1 <br /> ,!D Analytical <br /> 4 (650) 232-9600 <br /> FAX (650) 232 9612 <br /> Blaine Tech Services Protect Shell(1) Sampled 5/28/99 <br /> 1680 Rogers Avenue Project Number Shell 445 Pershing Ave,Stockton Received 6/1/99 <br /> San Jose,CA 95112 Project Manager Fran Thie Reported 6/16/99 <br /> „ 4V <br /> �u 'Notal Purgeabie Hydrocarbons(C6-C12};HTEXTand'MTBE byDHS'LUFT1Qualiiy'Contrl°;, i Ana�_, ` <br /> 'R i .' �, .-��1 <br /> Y ! <br /> ', "�Sequoza Analytical-San Carlos-�E <br /> s Y t'eT r — a... u,- «. <br /> Date Spike Sample QC Reporting Limit Recov RPD RPD <br /> Analyte Analyzed Level Result Result Units Recov Limits % Limit % Notes* <br /> Batch 9060060 Date Prepared 6/10/99 Extraction Method EPA 5030E IP/TI <br /> Blank 9060060-BLKI <br /> Purgeable Hydrocarbons as Gasohne 6110199 ND ug/I 500 <br /> Benzene ND " 0 500 <br /> Toluene ND " 0 500 <br /> Ethylbenzene ND " 0 500 <br /> Xylenes(total) ND 2 0 500 <br /> Methyl tert-butyl ether ND " 500 <br /> Surrogate a,a,a-Tr fluorotoluene 100 10 3 te 700-130 103 <br /> LCS 9060060-BSI <br /> Purgeable Hydrocarbons as Gasoline 6/10/99 250 237 ug/1 700-130 948 _ <br /> Surrogate a,a,a-Trifluorotoluene to100 180 700-130 180 1 <br /> NiMMY S ike 9060060-MSI L905589-07 v <br /> able Hydrocarbons as Gasoline 6/10199 250 ND 264 ug/l 600-140 106 <br /> —0 <br /> Surrogate a,a,a-Trifluorololuene 10 0 12 5 700-130 125 1 <br /> Matrix Spike Dup 9060060-MSDI L905589-07 <br /> Purgeable Hydrocarbons as Gasoline 6/10/99 250 ND 256 ug/I 600-140 102 25 0 3 85 <br /> -Surrogate a,a a-Ti=tfluorotbluene - - -"---T—�- -10 0— -�- W-13 7T— 700-130 '137 -- — I <br /> Batch 9060062 Dale Prepared-6/10/94 --Eiti'action Metti d-EPA 5030BFP/TI-- <br /> Blank 9060062-BLKI <br /> Purgeable Hydrocarbons as Gasoline 6/10/99 ND ug/l - 500 <br /> Benzene ND 0 500 <br /> Toluene ND 0 500 <br /> Ethylbenzene ND 0 500 <br /> Xylenes(total) it ND " 0 500 <br /> Methyl tert-butyl ether ND 500 <br /> Surrogate aa a-Triuorotoluene 10 0 10 4 700-130 104 <br /> LCS 9060062-BS1 <br /> Purgeable Hydrocarbons as Gasoline 6/10/99 250 270 ug/1 700-130 108 <br /> Surrogate a,a a-Trifluorotoluene 11 100 11 7 of 700-130 117 <br /> Matrix Spike 9060062-MSI L905592-02 <br /> Purgeable Hydrocarbons as Gasoline 6/10/99 250 ND 215 ug/l 600-140 860 <br /> Surrogate aa a-Trtfluorotoluene fo100 106 700-130 106 <br /> Matrix Spike DuR 9060062-MSDI L905592-02 <br /> } ble Hydrocarbons as Gasoline 6/10/99 250 ND 206 ug/l 600-140 82 4 25 0 4 28 <br /> _ r <br /> Sequoia Analytical-San Carlos . _ _ __ *Refer to end of report for text of notes and definitions <br /> Page 8 of 10 <br />