White and light yellow crystal granular or powder; odourless; taste salty; easy deliquescence; It is soluble in water and glycerine, hardly insoluble in ethahol. (Relative density 1.98. It will melt, then decompose when It is heated to 230℃)
| Name of index | GB |
| Content ≥% | 99.0 |
| Alkalinity | Accord with the test |
| Heavy Metals(Pb) ≤% | 0.001 |
| As ≤% | 0.0003 |
| Loss on Drying % | 3.0-6.0 |
Packaging and Storage
Packing: 25kg/bag
Product should be stored in a cool, dry place.