Description

Name:calcium oxide;
Chemical formula:CaO;
Molecular weight:*6.**7;
CAS:********8;
EINECS:********9;
Melting point:***2℃（***5K）;
Boiling point:***0℃（***3K）;
Density:3.**0g/cm^3;
Appearance: white or gray lumps or particles;
Features: strong alkaline, corrosive to skin and fabric, reacting with water, forming slightly soluble calcium hydroxide, soluble in acids, glycerin and sucrose solution, almost insoluble in ethanol;
Application:
1. Chemical industry: calcium carbide, soda ash, bleaching powder, etc., are also used for tannery, wastewater purification, calcium hydroxide and various calcium compounds (raw materials, analytical reagent, carbon dioxide absorbent, spectral analysis reagent, ammonia drying and alcohol dehydration, making calcium hydroxide);
2. Semiconductor (epitaxy, diffusion);
3. Building materials (Metallurgical Flux, cement accelerator, fluxes for phosphor);
4. Environmental protection (acid wastewater treatment, sludge conditioning)
5. Other areas: vegetable oil decoloring agent, drug carrier, soil improvement agent and calcium fertilizer, refractory material, desiccant, preparation of agricultural machinery 1, No. 2 glue, epoxy adhesive prepared under water, used as reactants with ***2 resin; boiler shutdown protection agent.