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AJA. Keith Kaufman, M.S. <br /> IConsultant in Environmental Biotechnology <br /> June 22, 2000 Serving Industry Government,Academia and the Legal Profession <br /> TO Mr Tim Cuellar (Advanced GeoEnvironmental, Inc 1 <br />' FROM A Keith Kaufman (A—b, <br /> Subject Results of Physicochemical and Microbiological Analyses of One 11) Soil Sample <br /> (Pacific Pride - Westlane) <br /> Listed below are the results from the referenced analyses performed on one 11) soil sample <br /> (MW 3-50) collected on 06/06/00 and received on 06/07/00 After appropriate dilution, <br /> samples were plated onto Trypticase Soy Agar (TSA, for general microbial enumeration) and <br /> I Minimal Salts Agar (MSA) supplemented with 100 ppm of MTBE (for selective blodegrader <br /> enumeration) Media were prepared at ambient pH Cultures were incubated under aerobic <br /> conditions at room temperature for six (6) days prior to enumeration Physicochemical <br /> analyses were performed utilizing the HACH Spectrophotometric System in accordance with <br /> manufacturer's specifications <br /> RESULTS <br /> Parameter <br /> r <br /> SM <br /> pH 8,9 <br /> INitrate-N (ppm) 11 0 <br /> Nitrate (ppm) 4M <br /> I Ammonia-N (ppm) 6.6 ' <br /> Ammonium (ppm) 7.7 <br /> Ortho-Phosphate (ppm) 423 <br /> I Potassium (ppm) 392 0 t <br /> Moisture 150 <br /> - Gen Micr, Enum <br /> (CFU X 105)- 9 2 <br /> Sel Mlcr. Enure d <br /> ' (CFU X, 10' 2,6 <br /> , <br /> _ , r <br /> % Blodegraders . 1,28,3 M <br /> � F s <br /> ND, Not detected at limit of 0 1 ppm 1 102 dilution <br /> . CFU, Colony-forming Units (viable cels) <br /> United States office Asia-Pacific Office <br /> 6245 Bristol Parkway#249 2nd Floor,#t62 Tung-An Street Ta-An District <br /> I Culver City CA 90230 Taipei Taiwan R O C <br /> (310)822 9385 (310)577-9364[FAX) 886 2-378-3751 886-2 378-3752[FAX) <br />