Soda ash dense and light Chemical Family: Alkali HS CODE: 28362000 CAS No. : 497-19-8 Physical and Chemical Properties: Process: Refined SaltAppearance: PowderClassification: CarbonatGeneral information:Product Name: Soda ash lightCommon Chemical Names: Soda ash, sodium carbonateSynonyms: Disodium carbonate, carbonic acid, disodium saltMolecular Formula: Na2CO3Molecular weight: 105.99Chemical Family: AlkaliHS CODE: 28362000CAS No. :  497-19-8Physical and Chemical Properties:Physical Appearance: White, granular, solidSolubility: Easily soluble in waterwith alkaline aqueous solution. Do not dissolve in ethanol, ethyl ether, Easily absorbing H2O and CO2 when exposing in the airOdor: OdorlessMelting Point Range: 851& deg; C (1, 564& deg; F)Boiling Point Range: Not availablepH: 11.3 (1% Solution)Vapor Density: Not availableSpecific Gravity: 2.53 g/ml at 20& deg; C (68& deg; F)Application:1 soda ash light: Materials of glass industry, chemical industry, metallurgy, printing and dyeing, synthetic detergent etc2 soda ash dense: Materials of glass industry, chemical industry, metallurgy, printing and dyeing, synthetic detergent etcStorage: Water--proof, humidity--proof. Stored in ventilating and dry place.

Soda ash light GB210-92
Item	High-class	First-class	Qualified	Export
Total alkalinity (as Na2Co3 ) % ≥	99.2	98.8	98	99.2
Chloride (as NaCl ) % ≤	0.7	0.9	1.2	0.7
Iron (as Fe ) % ≤	0.004	0.006	0.01	0.003
Sulphate (as SO4 ) % ≤	0.03	-------	--------	0.03
Water insoluble matter % ≤	0.04	0.10	0.15	0.03
Loss in ignition % ≤	0.8	1	1.3	0.5
Soda ash dense GB210-92
Item	High-class		Export
Total alkalinity (as Na2Co3) % ≥	99.2		99.5
Chloride (as NaCl) % ≤	0.5		0.3
Iron (as Fe) % ≤	0.004		0.003
Sulphate (as SO4) % ≤	0.03		0.03
Water insoluble matter % ≤	0.04		0.03
Loss in ignition % ≤	0.8		0.5
stacking density g/ml ≥	0.85		1
Granularity 180m residue on sieve % ≥	75		78
Granularity 1.18mm residue on sieve % ≤	2		2

Soda ash dense and light