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Sequoia 680 Chesapeake Drive Redwood City CA 94063 (650)364-9600 FAX(650) 364-9233 <br /> 404 N Wiget lane Walnut Creek.CA 94598 (925)988-9600 FAX(925)986-9673 <br /> 819 Striker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 FAX(616)921-31oo <br /> IN&V Analytical 1455 McDowell Blvd North Ste D Petaluma,CA 94954 (707)792-1865 FAX(707)792-0342 <br /> Carnbna Environmental Project EQUILON,420 Kettlemen LN Lodi,CA Sampled 2/4/99 <br /> 270 Perkins Street Project Number N/A Received 2/4/99 <br /> Sonoma, CA 95476 Project Manager Mike Murphy Reported 2/5,9, 11/99 <br /> Total Purgeable Hydrocarbons(C6-C12),BTEX and MTBE by DHS LUFT <br /> Sequoia Analytical-Sacramento <br /> i <br /> Batch Date Date Surrogate Reporting <br /> Analyte Number Prepared Analyzed Limits Limit Result Units Notes* <br /> DS-5-5.5 S902073-01 SDA <br /> Purgeable Hydrocarbons 9020059 214/99 2/4199 1 00 ND mg/kg <br /> Benzene 000500 ND " <br /> Toluene 000500 ND " <br /> Ethylbenzene 000500 ND " <br /> Xylenes(total) 000500 ND " <br /> Methyl tert-butyl ether 00500 2 81 " <br /> Surrogate a a,a-Trifluorotoluene 600-140 110 % <br /> DS-6-8 590207 Sail <br /> Purgeable Hydrocarbons 9020062 1/5/99 2/5/99 500 9950 mg/kg 1,D <br /> Benzene 250 ND D <br /> Toluene 250 479 D <br /> Ethylbenzene 250 247 D <br /> Xylenes (total) 250 1:080 D <br /> Methyl tert-butyl ether 25 0 ND " <br /> Surrogate a a a-Trifluorotoluene 600-140 114 % <br /> DS-6-12.5 5902073-03 Sad <br /> Purgeable Hydrocarbons 9020062 1/5/99 2/5/99 500 706 mg/kg I'D <br /> Benzene 0 250 0 962 D <br /> Toluene 0 250 307 D <br /> Ethvibenzene 0 250 193 D <br /> Xylenes(total) 0 250 880 D <br /> Methyl ter-butvl ether 250 52 4 D <br /> Surrogate a a a-Trifluorotoluene 600-140 110 % <br /> 5-7-8 S902073-04 Sad <br /> Purgeable Hvdrocarbons 9020059 2/4/99 2/4/99 1 00 ND mg/kg <br /> Benzene 000500 000808 " <br /> Toluene " " 000500 00141 " <br /> Ethvlbenzene 000500 000892 " <br /> Xylenes(total) 000500 00536 " <br /> Methyl tert-butvi ether 00500 190 <br /> Surrogate a a a-Trifluorotoluene 600-140 109 % <br /> PL-10-3.5 5902073-05 Ili-a1 <br /> Purgeable Hydrocarbons 9020059 2/4/99 214/99 1 00 ND mg/kg <br /> Benzene 000500 00105 " <br /> Toluene 000500 00389 " <br /> Ethylbenzene " 000500 ND " <br /> Xvienes(total) 000500 0 I23 " <br /> Sequoia Analytical-Sacramento *Refer to end of report for text of notes and defi� <br /> Sandra R Hanson, Client Services Representative Page 2 of 1 1 <br />