Physical Property: Astringent taste; the relative density of 2.532; melting point 851 °C; solubility 21g 20 °C.
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
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SODA ASH DENSE
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ITEM
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SPECIFICATION
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Na2CO3
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99.2%MIN
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CHLORIDE(NaCL)
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0.70%MAX
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Fe
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0.0035%MAX
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INSOLUBLE IN WATER
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0.03%MAX
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LOSS ON IGNITON
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0.8%MAX
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SODA ASH LIGHT
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ITEM
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SPECIFICATION
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Na2CO3
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98.8%MIN
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CHLORIDE CONTENT
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0.9%MAX
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Iron(Fe2O3)
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0.006%MAX
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WATER INSOLUBLE MATTER
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0.1%MAX
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FINENESS(180um residue on sieve)
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70.0%MIN
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