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  1. Optimization and characterization of pectin extracted from banana and papaya mixed peels using response surface methodology
  2. Determination of Some Selected Major, Minor (Trace) and Ultratrace Metals in Some Selected Cereals Commonly Used in Arba Minch, Ethiopia
  3. The Contamination of Essential and Non-Essential Heavy Metals In Edible Vegetables In The South of Ethiopia, Gamo Gofa Province
  4. Determination of Ascorbic Acid in <i>Citrus Sinensis</i> and <i>Ananas Comosus</i> Using Poly (3, 4-Ethylenedioxythiophene) Modified Glassy Carbon Electrode