Sodium Carbonate; soda; soda ash; soda calcined
Item |
Index |
I Class |
II Class |
III Class |
High-Class |
High-Class |
First-Class |
Acceptable |
High-Class |
First-Class |
Acceptable |
Total Alkali Content(as Na2CO3), %≥ |
99.2 |
99.2 |
98.8 |
98.0 |
99.1 |
98.8 |
98.0 |
Chloride Content(as NaCl) %≤ |
0.50 |
0.70 |
0.90 |
1.20 |
0.70 |
0.90 |
1.20 |
(Fe) content% ≤ |
0.004 |
0.004 |
0.006 |
0.010 |
0.004 |
0.006 |
0.010 |
Sulfate(as SO4) Content %≤ |
0.03 |
0.03 |
__ |
__ |
__ |
__ |
__ |
Water Insoluble Content %≤ |
0.04 |
0.04 |
0.10 |
0.15 |
0.04 |
0.10 |
0.15 |
Loss on Ignition %≥ |
0.8 |
0.8 |
1.0 |
1.3 |
0.8 |
1.0 |
1.3 |
Bulk Density %≥ |
0.85 |
0.90 |
0.90 |
0.90 |
0.90 |
0.90 |
0.90 |
Fineness (180μm Residue on Sieve) |
75.0 |
70.0 |
65.0 |
60.0 |
70.0 |
65.0 |
60.0 |
Molecular Formula: Na2CO3
Molecular Weight: 105.99
Technical Specification: GB 210-92
Properties: White powder or granular crystal, astringent taste, Relative density is 2.532 (25℃)， melting point is 851℃, Soluble in water easily, the maximum solubility at 35.4 ℃, 49.7g Sodium carbonate per 100g water, Slightly soluble in ethanol, Insoluble in alcohol
Application: Used for producing chemicals, Cleaning agents, also used in photography and making pharmaceuticals detergents. Amounting about 2/3 in the Sodium Carbonate of industry, mainly is light industry, building materials, chemical industry; Second, in metallurgy, textiles, petroleum, defense, pharmaceutical and other industries. Glass industry is the largest consumer sector, consuming 0.2 tons soda per ton of glass; Making sodium silicate, sodium dichromate, sodium nitrate, sodium chloride, baking soda, borax, trisodium phosphate, etc in Chemical industry. Used as a desulfurization agent in smelting cosolvent, mineral flotation agent, steel and antimony In metallurgical industry. Used as a water softener in printing and dyeing industry. The degreasing of raw materials, and improve the degree of tanning liquid caustic in chrome-tanned leather In leather tanning industry. Also for the production of synthetic detergents, additives, sodium tripolyphosphate and other sodium salts, etc
Package: 50kg lined with plastic bag, coat plastic woven bag
