Chemical analysis Microbiological analysis Protein (N x 6.25) dry basis 90% min E.coli: per/100g Nil NIS nitrogen solubility index 85% min Salmonella Negative PH 7í+0.5 Total bacteria: per/g 20,000 max Fat 1.0% max Appearance Ash 5.5% max Cream white fine powder Moisture 7.0% max Fineness (100# screen) 95% min. in paper bag of 20kgs net each ,with separate inner PE liner .