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Zinc Carbonate

Zinc Carbonate

Product Name: Zinc carbonate
Synonyms: C.I. 77950; Carbonic acid, zinc salt (1:1); zinc(+2) cation carbonate; [Carbonato(2-)-kappa~2~O,O’]zinc; 222-477-6; Zinc carbonate; zinc, [carbonato(2-)-kappaO,kappaO’]-
CAS RN.: 5970-47-8
EINECS: 222-477-6
Molecular Weight: 125.419
Molecular Formula: ZnCO3·2Zn(OH)2.H20
Boiling Point(℃): 333.6°C at 760 mmHg
Flash Point(℃): 169.8°C
HS CODE 2836999000
Price :

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 –

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