1.It's colorless or white square crystal granule,easily deliquescent,alkaline,insolube in ethanol.PH value is about 9 in 1% aqueous solution.
2.In food industry,it is used as buffering agent,chelating agent,yeast food,emulsifying salt,synergistic agent of anti-oxidation.

3. It is packed with polyethylene bag as inner layer,and a compound plastic woven bag as the outer layer.The net weight of each bag is 25kg.