Inorganic Chemicals
Description
Production process: With salt, ammonia, carbon dioxide as raw material, at room temperature for precipitation of sodium bicarbonate from the solution, heating it, that is decomposed into sodium carbonate.
Physical Property: Astringent taste; the relative density of 2.532; melting point 851 癈; solubility 21g 20 癈.
Chemical properties: Strong stability, but also can be decomposed at high temperature to produce sodium oxide and carbon dioxide. Strong moisture absorption, it is easy to form a lump, do not decompose at high temperatures.
Solubility: soluble in water, slightly soluble in ethanol, insoluble in alcohol.
Appearance: White powder, is a solid
SODA ASH DENSE
ITEM SPECIFICATION
Na2CO3 99.2%MIN
CHLORIDE(NaCL) 0.70%MAX
Fe 0.0035%MAX
INSOLUBLE IN WATER 0.03%MAX
LOSS ON IGNITON 0.8%MAX
SODA ASH LIGHT
ITEM SPECIFICATION
Na2CO3 98.8%MIN
CHLORIDE CONTENT 0.9%MAX
Iron(Fe2O3) 0.006%MAX
WATER INSOLUBLE MATTER 0.1%MAX
FINENESS(180um residue on sieve) 70.0%MIN
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