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1 <br /> t� <br /> Alpha Analytical Laboratories Inc. 860 Waugh Lane, <br /> H-'1 Ukiah California 95482 <br /> (707) 468-0401 <br /> CHEMICAL EXAMINATION REPORT <br /> Geological Audit Services <br /> 1803 W. March Lane, Suite A <br /> Stockton, CA 95207 Date Printed Page <br /> L2/25/93 3 <br /> Batch Number Receipt Date Client Client P.O. Send Via <br /> 93-0212-010 02/12/93 09:55 GEOAUD Mail <br /> METHOD EXTRACTED TEST DATE RESULT UNITS MDL DILUT10 <br /> L (Sample 5 Puregro - 82-20 Boring #2, 20' -- continued) <br /> Ethylbenzene EPA 8020 2/23 2/23/93 NO ug/g .005 <br /> Xylenes EPA 8020 2/23 2/23/93 ND ug/g .005 <br /> Lw <br /> Sample 6 Puregro - 83-15 Boring #3, 15, <br /> Sample Type: Soil Sampled by: Bob Marty Sampled: 2/10/93 <br /> TPH Gasoline W/BTXE . LUFT/8020 <br /> LTPH - Gasoline LUFT 2/19 2/19/93 ND ug/9 1 <br /> �'Benzene EPA 8020 2/23 2/23/93 NO ug/g .005 <br /> Toluene EPA 8020 2/23 2/23/93 NO ug/g .005 <br /> Ethylbenzene EPA 8020 2/23 2/23/93 NO ug/9 .005 <br /> xylenes EPA 8020 2/23 2/23/93 ND ug/g .005 <br /> Lar <br /> r <br /> �f Sample 7 Puregro - 83-20 Boring #3, 20' <br /> L Sample Type: Soil Sampled by: Bob Marty Sampled: 2/10/93 <br /> �BTXE-These detection limits are 10 times higher <br /> Lthan usual due to matrix interferences. <br /> TNN Gasoline W/BTXE LUFTi8'u'20 <br /> r TPH - Gasoline LUFT 2/19 2/19/93 130 ug/g 1 <br /> Benzene EPA 8020 2/19 2/19/93 NO ug/g 0.05 <br /> l' Toluene EPA 8020 2/19 2/19/93 NO ug/g 0.05 ' <br /> Ethylbenzene EPA 8020 2/19 2/19/93 NO ug/g 0.05 <br /> Xylenes EPA 8020 2/19 2/19/93 .22 ug/g 0.05 <br /> W <br /> r <br /> L <br /> MDL Minimum Detection Limit NO - None Detected <br /> * Indicates Detection Limit altered due to Sample Dilution <br /> L "nTES: <br /> Bruce L. Gove <br /> Laboratory Director Date Printed: 2/25/93 <br /> L <br />