Customization: | Available |
---|---|
CAS No.: | 497-19-8 |
Classification: | Salt Chemical |
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Product Description
Sodium carbonate (soda ash)99.2% for paper making
Name | Sodium Carbonate |
Molecular formula | Na2CO3 |
Molecular weight | 105.99 |
CAS NO. | 497-19-8 |
EINECS NO. | 207-838-8 |
Appearance | White odorless powder |
Density | 2.532g/cm3 |
Melting point | 851ºC |
Solubility | Solubility in water,glycerine,ethanediol,slightly solubility in alcohol,insoluble in acetone,alkyl acetates,alcohol,etc. |
Property | Hygroscopic,has a strongly alkaline taste. |
Executive standard:GB210.0-2004
Item | Specification | ||
Special Grade | First Grade | Qualified | |
Total alkali content %≥ | 99.2 | 98.8 | 98.0 |
Chiorides(NaCl) %≤ | 0.70 | 0.90 | 1.20 |
iron(Fe ) %≤ | 0.0035 | 0.006 | 0.010 |
Sulphate(SO4 ) %≤ | 0.03 | - | - |
Water insoluble matter %≤ | 0.03 | 0.10 | 0.15 |
Ignition loss %≤ | 0.8 | 1.0 | 1.3 |
Bulk density(g/ml) ≥ | 0.90 | 0.90 | 0.90 |
Particle size 180urn Sieve Remaining %≥ | 70.0 | 65.0 | 60.0 |