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404 N.Wlget Lane <br /> Sequoia <br /> Walnut Creek,CA 94598 <br /> 98 <br /> J (925)988-9600-9600 <br /> FAX(925)988-9673 <br /> www.sequoialabs.com <br /> q%r Analytical <br /> A. <br /> ii San Joaquin Company Inc. Project: 7500 W 11th St.Steet Tracy <br /> 1120 Hollywood Ave.No.3 Project Number: 4 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 /> i Reporting <br /> iAnnalyte Result Limit Units Dilution Batch Prepared Analyzed Method Notes <br /> PP14-8(W004568-37)Soil Sampled: 25-Apr-00 14:42 Received: 25-Apr-0017:02 P-01 <br /> _Purgeable Hydrocarbons 54 20 mglkg 400 OE01002 01-May-00 02-May-00 DHS LUFT <br /> Benzene 0.25 0.14 <br /> Toluene 0.22 0.10 " <br /> gthylbenzene 0.81 0.10 " <br /> 'Xylenes (total) 2.8 0.10 " <br /> Surrogate:a,a,a-Trifluorotoluene 88.7% 40-140 " <br /> '.-PP14-12(W004568-38)Soil Sampled: 25-Apr-0014:44 Received: 25-Apr-0017:02 P-01 <br /> `'PurgeableHydro carbons 3300 500 mg/kg 10000 OE01002 01-May-00 02-May-00 DHS LUFT <br /> Benzene 20 2.5 " <br /> Toluene 75 2,5 " <br /> `;Ethylbenzene 75 2.5 " <br /> Xylenes (total) 300 2.5 " <br /> ;4urrogate:aifl <br /> ,a,a-Truorotoluene % 40-140 <br /> ::-:: -2D(W004566-39)Soil Sampled:25-Apr-0014:49 Received: 25-Apr-0017:02 <br /> Purgeable Hydrocarbons ND 1.0 mglkg 20 OB01002 01-May-00 02-May-00 D1IS LUFT <br /> enzene ND 0.0050 " <br /> i <br /> Toluene ND 0.0050 " <br /> Ethylbenzene ND 0.0050 " <br /> Xylenes(total) ND 0,0050 " <br /> �urrograte:a,a,a-Trifluorotolreene 85,7! 40-140 <br /> �P14-28(W00456840)Soil Sampled:25-Apr-0015:00 Received:25-Apr-0017:02 <br /> �'urgeable Hydrocarbons ND 1.0 mg/kg 20 OE02002 02-May-00 02-May-OU DHS LUFT <br /> Zzene ND 0.0050 <br /> ene ND 0.0050 " <br /> Ethylbenlzene ND 0.0050 <br /> Xylenes(total) ND 0.0050 " <br /> Surrogate:a,a,a-Trifluorotoluene 83.0% 40-140 " <br /> i <br /> -_i <br /> i1 <br /> Sm.noia Analytical-Walnut Greer The results in this report apply to the samples analyzed in accordance with the chain of <br /> custody document.This analytical report must be reproduced in its entirety. <br /> i <br /> Page 12 of 28 <br />