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A. Keith Kaufman, M.S <br /> Consultant in Environmental Biotechnology <br /> Serving Industry Government Academia and the Legal Profession <br /> November 17, 1998 <br /> TO Mr BIII Little (Advanced Geo Environmental, Inc } <br /> FROM A Keith Kaufman (9� <br />' Subject Results of Physicochemical and Micro biolog+cal Analyses of Three (3) Soil <br /> Samples (MBP-Lodi) <br /> Listed below are the results from the referenced analyses performed on three (3) soil samples <br /> collected on 10/29-11/30/98 and received on 1 1/2 and 1 1/5/98, respectively It is our <br /> understanding that S131-30 represented a native (i a uncontaminated) specimen After <br /> appropriate dilution, samples were plated onto TSA and MSA supplemented with 5000 ppm <br /> gasoline as sole carbon substrate Media were prepared at ambient pH Cultures were <br /> incubated under aerobic conditions at room temperature for six (6) days prior to enumeration <br /> Physicochemical analyses were performed in accordance with previously described protocol <br />' RESULTS <br /> Parameter SB1-35 S134-20 S134-40 <br /> pH 100 9 6 94 <br /> Nitrate-N (ppm) 11 0 9 0 100 <br />' Nitrate (ppm) 484 39 6 440 <br /> Ammonia-N (ppm) 3 0 ND ND <br />' Ortho-P (ppm) 203 7 1 24 9 <br /> Potassium (ppm) 130 165 108 <br /> % Moisture 1 3 4 13 2 200 <br /> Gen Micr Enum <br /> (CFU X 105/gr) < 104 < 104 < 104 <br />' Sel Micr Enum <br /> (CFU X 105/gr) < 103 < 103 < 103 <br />' ND, Not detected at limit of 0 1 ppm <br /> CFU, Colony-forming Units (viable cells) <br /> United States Qflice Asia Pactric Qliice <br />' 6245 Bristol Parkway#249 2nd Floor,#1162 Tung An Street Ta-An District <br /> Culver City CA 90210 Taipei,Taiwan R O C <br /> (310)822 9385 (310)577 9364(FAX) 886-2-378-3751 886-2 378 3752[FAX) <br />