NIGERIAN FOOD JOURNAL, VOL. 25, No. 2, 2007 (www.ajol.info/journals/nifoj) ISSN 0189-7241 Njoku, B. A 1* Banigo, E.O.I2 and Ubbaonu, C.N.2 1Chemistry Department, Alvan Ikoku College of Education, Owerri. 2Department of Food Science and Technology. Federal University of Technology, Owerri, Nigeria *Address for correspondence E-mail : [email protected] Physical and chemical characteristics of s...