Znc Carbonate

Zinc Carbonate (Powder)

We are manufacturing Zinc Carbonate in Technical, Pure & LR Grade.
These Products are available in 50 kgs Bag/Drum.

Zinc spar or, Smithsonite, is zinc carbonate (ZnCO3), a mineral ore of zinc. Historically, Smithsonite was identified with hemimorphite before it was realized that they were two distinct minerals. Smithsonite is a variably colored trigonal mineral which only rarely is found in well formed crystals. The typical habit is as earthy botryoidal masses.

Technical Details

Product Name : Zinc Carbonate (Powder)
CAS No. 3486-35-9

Properties

Specifications	Zinc Carbonate (Powder)
Density	4,398 g/cm3
Mol. Weight	125.4
Assay (On dry basis)	58%
pH Value	6-9
Chloride	0.002%
Iron	0.002%
Lead	5 ppm max
Molecular Formula	CO3Zn
Solubility in Water	Insoluble
Melting Point	Decomposes (300 C)
Specific Gravity	4.42-4.45
Appearance	White fine powder