Zinc Carbonate

Post Date:
Dec 06,2016
Expiry Date:
Jun 04,2017
Detailed Description:
Cas No. :5263-02-5 Zinc Carbonate
Molecular formula: ZnCO3.2Zn(OH)2.H2O
Molecular weight: 324.15
CAS No.: 5263-02-5
Specification:

ITEMS INDEX
High-Class First-Class Qualified
Pb content % ≤ 0.04 0.05 0.05
Moisture      ≤ 2.5 3.5 5.0
So4    % ≤ 0.60 0.80 -
Fineness through 75 um Screen ≥ 95.0 94.0 93.0
Cd content    %   ≤ 0.10 - -

Properties: white or yellowish fine amorphous powder, smell-less, tasteless. The proportion is 4.42-4.45, does not dissolve in water and alcohol, slightly soluble in ammonia, can dissolve in the diluted acid and the sodium hydroxide.
Usage: Used as the light apocrustic and the latex products raw material.Can prepare calamine and sued as the skin protecting agent, also may use in the rayon, petroleum and the chemical fertilizer industries as the main material of the desulfurizer and the catalyst.
On the rubber product, the paint, the medicine and other chemical products, it is also widely applied.
CAS Registry Number:
5263-02-5
Synonyms:
;dizinc dihydroxyzinc dicarbonate;di[carbonato(2-)]hexahydroxypentazinc;Zinc carbonate [USAN];Bis(carbonato)hexahydroxypentazinc;Bis(carbonato(2(-)))hexahydroxypentazinc;Di(carbonato(2-))hexahydroxypentazinc;Zinc carbonate basic;
Molecular Formula:
ZnCO₃·2Zn(OH)₂·H₂O
Molecular Weight:
549.1068
Molecular Structure:

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