Item
|
Quality product
|
First grade
|
Appearance |
White crystal |
White crystal |
Moisture and volatile matter,% |
2.0max |
3.0max |
Organic impurities (dry basis), % |
2.5max |
4.5max |
Sodium content (dry basis),% |
97max |
95max |
Chloride (dry basis),% |
0.5max |
1.0max |
Iron content (dry basis),% |
0.05max |
0.05max |
|
|