basic zinc carbonate for rubber products
Product Description
Molecular formula: ZnCO3.2Zn(OH)2.H2O
Molecular weight: 342.23
Specific gravity: 4.42-4.45
Appearance: white powder
Odor: odorless
Solubility: insoluble in water and alcohol, slightly soluble in ammonia, dissolve in the diluted acid and the sodium hydroxide.
Zinc content counted by dried substances: 56%-60%
Loss of ignition:25%-32%
Bulk density:0.4-0.7 g/ml
Sulphate radical:0.3%-0.6%
Heavy metal: customize according to customers requirements.
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