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la <br /> Alpha Analytical Laboratories Inc. 860 Waugh Lane, H-1, Ukiah, California 95482 <br /> CHEMICAL EXAMINATION REPORT (707) 468-0401 <br /> Geological Audit Services <br /> 1803 W. March Lane, Ste. A <br /> Stockton, CA 95207 Date Printed Page <br /> Attn: Bob Marty 4/28/92 15 <br /> r <br /> Batch Number Receipt Date Client Client P.O. Send Via- <br /> 92-0421-003 04/21/92 09:30 z2CASH Mail <br /> METHOD EXTRACTED TEST DATE RESULT UNITS MDL DILUTION <br /> (Sample 27 Western Lift Soil Pile - continued) j <br /> L <br /> E ; <br /> i l <br /> TPH Gasoline W/BTXE LUFT/8020 <br /> TPH - Gasoline LUFT 4/22 4/22/92 4.3 ug/g 1 <br /> Benzene EPA 8020 4/22 4/22/92 ND ug/g .005 <br /> s <br /> Toluene EPA 8020 4/22 4/22/92 ND ug/g .005 <br /> Ethylbenzene EPA 8020 4/22 4/22/92 ND ug/g .005 <br /> Xylenes EPA 8020 4/22 4/22/92 ND,' ug/g .005 <br /> TPH - Diesel LUFT 4/22 4/24/92 74 ug/g 1 <br /> nple 28 Western Lift Soil Pile <br /> W-28 <br /> k <br /> Sade Type: Soil Sampled by: Bob Marty Sampled: 4/17/92 <br /> DIESEL-Analysis of this sample also indicates the presence <br /> of hydrocarbons higher in molecular weight than diesel. <br /> i TPH Gasoline W/BTXE LUFT/8020 <br /> TPH - Gasoline LUFT 4/22 4/23/92 31 ug/g 1 <br /> Benzene EPA 8020 4/22 4/23/92 .018 ug/9 .005 <br />'F Toluene EPA 8020 4/22 4/23/92 .016 ug/g .005 <br /> Ethylbenzene EPA 8020 4/22 4/23/92 .02 ug/g .005 <br /> I! Xylenes EPA 8020 4/22 4/23/92 .024 ug/g .005 <br />'h TPH - Diesel LUFT 4/22 4/24/92 210 ug/g 1 <br /> E <br /> f <br /> 4 E. <br /> h€ <br /> 4. <br /> I€ <br /> f <br /> MDL - Minimum Detection Limit ND - None Detected <br /> * - Indicates Detection Limit altered due to Sample Dilution <br /> NOTES: <br /> 14 i <br /> ***: SECOND COPY *** <br /> Bruce L. Gove / ! <br /> Laboratory Director Date Printed: 4/28/92 <br />