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� ,�Y� � 680 Chesapeake Drive Redwood City CA 94063 (650)364-9600 FAX(650)364-9231' <br /> Ls � <br /> 404 N Wiget Lane Walnut Creek,CA 94598 (925)988-9600 FAX(925)988-9673 <br /> � � 819 Striker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 FAX(916)921-0100 <br /> 1455 McDowell Blvd North Ste D Petaluma,CA 94954 (707)792-1865 FAX(707)792-0342 <br /> 1551 Industnal Road San Carlos,CA 94070-4111 (650)232-9600 FAX(650)232-9612 <br /> Blame Tech Services Project Shell(2) Sa[pp]ed 3/2/99 <br /> 1680 Rogers Avenue Project Number Shell 341 East Main St,990302-C2 Received 314/99 <br />'San Jose,CA 95112 Project Manager Tran Thie Reported 3/25/99 <br /> -mak — <br /> Purgcable Hydrucarbons,(CG=C12),BTX and�MTEE�by DHS�LUFTIE�uality Control, � �� , �� `"°� <br /> t 4-��, ✓r, r�aa.o 3s �ncr ��^� � r m����'r"mak. ti 6 u..i"' "?�® ski-. <br /> Date Spike Sample QC Reporting Limit Recov RPD RPD <br /> Analyte Analyzed Level Result Result Units Recov Limits % Limit % Notes* <br /> Batch 9030053 Date Prepared 3/12199 Extraction Method EPA 5030B 1P/Tl <br /> Blank 9030053-BLKI <br /> Purgeable Hydrocarbons as Gasoline 3/12199 ND ugll 500 <br /> Benzene ND 0 500 <br /> Toluene ND 0 500 <br /> Ethylbenzene to ND 0 500 <br /> Xylenes(total) to IND to 0 500 <br /> Methyl tert-butyl ether it ND 500 <br /> Surrogate a,a,a-Trifluorotoluene it 100 931 700-130 937 <br /> LCS 9030053-BS1 <br /> Benzene 3/12/99 100 100 ug/I 700-130 100 <br /> Toluene 100 116 700-130 116 <br /> Ethylbenzene 100 121 700-130 121 <br /> Kylenes(total) 300 346 700-130 115 <br /> 4urrogate a,a,a-Trifluorotoluene 100 872 700-130 872 . <br /> Matrix Spike 9030053-MSI L903032-01 <br /> 3enzene 3/12/99 100 ND 122 119/1 600-140 122 <br /> Toluene " 100 ND 879 600-140 87 9 <br /> Ethylbenzene 100 ND 957 600-140 957 <br /> Kylenes(total) 300 ND 278 600-140 92 7 <br /> Surrogate a a a-Trifluorototuene 100 166 700-130 166 2 <br /> Matrix Spike DuD 9030053-MSDI L903032-01 <br /> 3enzene 3112199 100 ND 109 ug/1 600-140 109 25 0 11.3 <br /> Toluene 100 ND 928 600-140 92 8 250 5 42 <br />:thylbenzene 100 ND 995 _ " 600-140 995 250 3 89 _ <br /> Xylenes(total) 300 ND 292 600-140 97.3 250 4 84 <br /> 4urrogate a,a a-Tnfluorotoluene 100 884 700-130 884 <br /> Sequoia Analytical-San Carlos *Refer to end of report for text of nates and definitions <br /> Page 3 of 5 <br />