China Zinc Carbonate Hydroxide, Find details about China Zinc Carbonate Basic, 5970-47-8 from Zinc Carbonate Hydroxide
Zinc Carbonate Hydroxide
Molecular Formula: ZnCO3·2Zn (OH) 2 ·H2O
Testing Items | Index(FOR INDUSTRY UES ONLY) | ||
High-class standard | First-class standard | Qualified standard | |
Appearance | White powder | ||
Content | 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 | - |
CAS# : 5970-47-8
Quality standard: HG/T2523-2007