| 出生地 |
Hunan China (Mainland) |
| 模式的数量 |
crystal |
| Zn(Min) |
21% |
| 粉末或不是 |
不粉 |
Product Name:Zinc Sulphate Heptahydrate Molecular Formula:ZnSO4·7H2O Specification:Zn:21%MIN AS:0.002%MAX PB:0.002%MAX Purity:92%min water insoluble matter:0.3%max Grade:technical grade Usage;mainly used in feed addtitive,food addtitives ,beneficiation, trace element fertilizer, feed, drug, plating, chemical fiber, antiseptic of paper and wood, leather-making and coating, etc