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r 1551 Industrial Road <br /> 5e� o�a . r N i i San Carlos,CA 94070-4111 <br /> i <br /> (650)Z32-9600 <br /> 3 <br /> FAX(650)23Z-961 Z. <br /> Analytical _ _ u' sequolalabs cam y <br /> 1 <br /> Gettler-Ryan/Geostrategies(l) Project Unocal(1) Sampled. 8/31/00 to 911/00 <br /> 6747 Sierra Court,Suite 3 Project Number Former Unocal SS#(0187) Received 9/l/00 <br /> Dublin,CA 94568 Project Manager Deanna Hardin R rted 9/18/00 <br /> M <br /> O"To" <br /> =-Maw <br /> �� E S uu�A�al caI <br /> � <br /> Date Spike t Sample QC Reporting Limit Recov RPD RPD <br /> lAnalyteRecovAnal LevelTResult _ Result Units Limits: % Lunt % Notes' <br /> Matrix Strike Dun(continued) 0090072-MSD/ L009020-10 <br /> Ethylbenzene 9114100 10 0 ND 108 ug/l 600-140 108 250 7.14 <br /> Xylenes(total) 300 ND 325 600-140 108 250 1.87 <br /> Surrogate a,a,a-Trxfluorotoluene 100 105 700-130 105 <br /> Batch- 0090073 Date Prepared 9114/00 a Extraction Method. EPA 50308L�1 ` <br /> Blank 00900 3-BLKI <br /> Purgeable Hydrocarbons as Gasolme 9114100' ND ug/l W 50.0 j <br /> Benzene <br /> ^ 0.500 <br /> t: <br /> Toluene ND 0.500 <br /> Ethylbenzene ^ - " ` ND ^ 0.500 - = <br /> Xylenes(total) ND " 0.500 <br /> Methyl tert-butylether " ND ^ 5.00 <br /> Surrogate a,a,a-Tnfluorotoluene "- µ 100 --_ . 124- " - - 7 70 0-130 124 • <br /> LCS 0090073-BSI { <br /> Benzene 9/14/00 10 0 105 ug/! ` ' 700-130 ' 105 <br /> Toluene " 100 9 94 700-130 994 <br /> Ethylbenzene- " 10 0 961 " 700-130 961 1 t <br />—Xylenes(total)- ------__--- = =-=-- �­30 6T_ _ = 292 --"��­�70 0-130== 97-3 - <br /> Surrogate a,a,a-Tnfluorotoluene " 100 11 7 700-130 117 <br /> S 0090073-BS2 <br /> Purgeable Hydrocarbons as Gasoline 9/14/00 - l -250 - 208 ug/l lm f 700-130 83 2 - - <br /> Surrogate a,a,a-Tnfluorotoluene ff 10 0 12 9 700-130 129 <br /> Matrix Spike A 0090073-M 1 L009053-05 - - <br /> Benzene 9/14100 100 ND 118 ug/l 600-140 118 <br /> Toluene " - 100 ND 112 600-140 112 <br /> Ethylbenzene 100 ND 110 "' 600-140 110 <br /> Xylenes(total) 300 ND 33 1 ^ 600-140 110 <br /> Surrogate a,a,a-Tnfluorotaluene " 10011 114 " 700-130 - 114 <br /> Matrix Spike Dup 0090073-MSDI L009053-05 <br /> Benzene 9/14100 100 ND 112 ug/l 600-140 <br /> 112 25 0 5 22 <br /> Toluene " 100 ND 108 <br /> 60 0-140 108 25 0 364 <br /> Ethylbenzene 100 ND 106 600-140 106 250 3.70 <br /> Xylencs(total) 300 ND 314 600-140 105 250 4.65 <br /> Surrogate a,a,a-Tnfluorotoluene " 100 113 " 700-130 113 <br /> Sequoia Analytical-San Carlos 'Refer to end of report for text of nates and definetrons <br /> Page 15 of 19 <br /> .cxx <br />