Molecular formula: ZnCo3.2Zn(OH)2.H2O
Molecular weight: 324.15
CAS#: 5970-47-8
Appearance: White powder
Properties:
White fine amorphous powder, odorless, tasteless, insoluble in water and alcohols; slightly soluble in amine, diluted acids and sodium hydroxide.
Specifications:
| Testing Items | High-Class Standard | First-Class Standard | Qualified Standard |
| Cd, =% | 0.02 | 0.05 | ---- |
| Content Zn, % = | 57.5 | 57.0 | 56.5 |
| Lgnition Loss % | 25-28 | 25-30 | 5-32 |
| heavy Metals=% | 0.04 | 0.05 | 0.05 |
| Moisture =% | 2.5 | 3.5 | 5.0 |
| Sulphate =% | 0.6 | 0.8 | ---- |
| Fineness( Residue on 75µm Sieve)=% | 95.0 | 94.0 | 93.0 |
Usage:
1. In agriculture: Used as a trace element fertilizers, feed additives, etc.
2. In industry: Used in making the light astringent, the emulsion product and calamine lotion, and also used as raw material of producing rayon, catalyst, desulfurization of fertilizer industry, etc.
Packing:
25Kg PP woven bags with inner PE bags.
