タイトルまたは説明

Name:Calcium carbonate;

Chemical formula:CaCO₃;

Molecular weight:**0.*9;

CAS:*******1;

EINECS:********9;

Melting point:***9℃;

Properties: white solid, tasteless and odorless. There are two forms of amorphous and crystalline form;

Relative density:2.*1;

Moth hardness:3;

Characteristics: insoluble in water, dissolving in hydrochloric acid, having a slight moisture absorption capacity, and having a strong electrolyte;

Classification:

1. Classified according to production methods: heavy calcium carbonate, light calcium carbonate, colloidal calcium carbonate and crystal calcium carbonate;

2. Classified according to the size of the powder particle: calcium carbonate particle (d>5 m), calcium carbonate powder (1 m

Particle size:**0mesh,*00mesh,**0mesh,**0mesh,***0mesh,***0mesh,***0mesh,***0mesh,2um;

Purity:*0 *0 *0 *0 *5 *9 *9.9  *9.*5;

Application:

1. Chemical: anhydrous calcium chloride, sodium dichromate, plastic (auxiliary material);

2. Building materials: glass, cement, paint, coating putty, paint, plywood, asphalt felt (raw material, filler);

3. Environmental protection: industrial wastewater (medium agent); Waste gas containing SOâ‚‚ (SOâ‚‚ gas eliminating agent);

4. Medicine: gastric and duodenal ulcer disease (acid making agent), acidosis (antidote), calcium supplement;

5. Cosmetic: powder, toothpaste and other cosmetics (raw materials);

6. Other fields: poultry feed, organic synthesis, metallurgy, asbestos, rubber, wire insulation, rubber molded products, paper making, ink and so on.