Description
Usage: used in the industries of rubber, plastics, chemicals and medicine as foaming agents of rubber and plastics, colorants, sulfurizing agent and optic stabilizer of transparent rubber and plastic products.
Packing: 25KG/BAG, 1000KG/BAG
Specifiction:
Testing Items | Index(FOR INDUSTRY UES ONLY) | ||
High-class standard | First-class standard | Qualified standard | |
Appearance | White powder | ||
Content Zn, % = |
57.5 | 57.0 | 56.5 |
ignition loss % | 25-28 | 25-30 | 25-32 |
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 |
Cd, =% | 0.02 | 0.05 | – |
15048 reviews for Zinc Carbonate