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I <br /> A Keith Kaufman, M S. <br /> Consultant rn Environmental Biotechnology <br /> Serving Industry,Go%ernmcnt Academia and the Legal Profession <br />' November 11, 1997 <br />' TO Mr Bill Little (Advanced GeoEnvironmental [North]) <br /> FROM A Keith Kaufman t'w <br /> ISubject Results of Physicochemical and MicrobiologicalY Analyses of Two (2) Water <br /> Samples (ARCO MiniMart) <br /> I <br /> Listed below are the results from the referenced analyses performed on two (2) water <br /> I samples, designated MW-4 and VW-1 , received on 10/31/97 After appropriate dilution, the <br /> samples were plated onto TSA and MSA supplemented with 100 ppm of a Gasoline/Diesel <br /> Mixture (75% 25%) as sole carbon substrate Cultures were incubated under aerobic <br /> I conditions at room temperature for six {6} days prior to enumeration Physicochemical <br /> analyses were performed in accordance with previously described protocol <br /> IRESULTS <br /> Parameter MW-4 VW-1 <br /> pH 80 72 <br /> INitrate Nitrogen (ppm) 37 1 4 <br /> INitrite Nitrogen (ppm) 140 ND <br /> Ammonia Nitrogen (ppm) 1 1 09 <br /> IOrtho-Phosphate (ppm) ND ND <br /> Potassium (ppm) 60 39 <br /> Gen Micr Enum <br /> (CFU X 105/ml) ND ND <br /> Sel Micr Enum <br /> (CFU X 105/ml) 0 066 ND <br /> I % Biodegraders --- --- <br /> ND = Non detectable @ 0 1 <br /> ppm <br /> United States Office Asia-Pacific Office <br /> 6245 Bristol Parkway#249 2nd Floor #162 Tung An Street,Ta An Distnct <br /> Cuh er Cit} CA 90230 Taipei Tai"an R O C <br /> (-410)8229385 (310)577-9364[FAX] 886 2 378-3751 866-2-378 3752[FAX] <br />