1.content:more than 99% 2.food grade 3.packages:25kg pp/pe bags 4.delivery date: ... ,it is used as bulking agent,buffer,chelate agent,yeast food,flavoring, nutrition enhancer, accessory ingredient for ferment.7.Packing: It ... on drying,%≤1.0PH,log/L aq4.2-4.7 food additives potassium dihydrogen phosphate