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404 N.W[get Lane <br /> Sequoia Walnut Creek,CA 94598 <br /> (9255)986-9660 <br /> FAX(9Z5)988-9673 <br /> Analytical www.sequoialabs.com <br /> San Joaquin Company 1nc. Project: 7500 W 11th St.Steet Tracy <br /> 1120 Hollywood Ave.No,3 Project Number: # 9902.012 Reported: <br /> Oakland CA.,94602 Project Manager: Dai Watkins 24-May-00 14:51 <br /> Total Purgeable Hydrocarbons (C6-C12) and BTEX by DHS LUFT <br /> Sequoia Analytical -Walnut Creek <br /> Reporting <br /> ` AnalY to Result Limit Units Dilution Batch Prepared Analyzed Method Notes <br /> G.-. <br /> PP13-12(W004568-33)Soil Sampled: 25-Apr-00 13.43 Received: 25-Apr-0017:02 <br /> urgeable Hydrocarbons ND 1.0 mg/kg 20 OBOI002 01-May-00 02-May-00 DHS LUFT <br /> enzene ND 0.0050 " <br /> Toluene ND 0.0050 " <br /> F-thylbenzene ND 0.0050 " <br /> �:.:.:,Xylenes(total) ND 0.0050 " <br /> Surrogate:a,a,a-Trifluorotoluene 95.0% 40-140 " <br /> PP13-22(W004568-34)Soil Sampled: 25-Apr-00 13:53 Received: 25-Apr-00 17:02 <br /> _.lurgeable Hydrocarbons ND 1.0 mg/kg 20 OE0I002 01-May-00 02-May-00 DHS LUFT <br /> Benzene ND 0.0050 " <br /> .•Toluene ND 0,0050 <br /> j IEthylbenzene ND 0.0050 " <br /> kylenes(total) ND 0.0054 <br /> --Surrogate:a,a,a-Trifluorotoluene 88.7% 40-140 " " " " <br /> (W004568-35)Water Sampled: 25-Apr-00 14;02 Received:25-Apr-00 17.02 <br /> Purgeable Hydrocarbons ND 50 ugll l OEOlO01 01-May-00 01-May-00 DHS LUFT <br /> I• Benzene 1.6 0.50 " <br /> f ==Toluene ND 0,50 " <br /> i ')thylbenzene ND 0.50 <br /> Xylenes(total) ND 0.50 <br /> SurroSurrogate:a,a,a-Trifluorotoluene 96,7% 70-130 <br /> gate: <br /> -'PP14-4(W004568-36)Soil Sampled:25-Apr-00 14:37 Received:25-Apr-00 17:02 P-01 <br /> ,::,Purgeable Hydrocarbons 8.1 2.0 mg/kg 40 OE01002 01-May-00 02-May-00 DHS LUFT <br /> enzene 0.10 0.010 " <br /> Toluene 0.013 0.010 " <br /> Ethylbenzene 0.16 0.010 " <br /> ylenes (total) 0.39 0.010 <br /> -i utrogate:a,a,a-Tris luorotoluene 81.3% 40-140 " <br /> JS.-inoia Analytical-Walnut Creek The results in this report apply to the samples analyzed in accordmace iuid)the chain of <br /> custody document. This analytical report muss he reproduced in its entirety. <br /> Page 11 of 28 <br /> i <br />