Caustic Soda
Caustic Soda (Sodium hydroxide)
Description
English Name:Sodium Hydroxide, Caustic Soda
Physical properties: white flakes, granules, shiny, color allowed, hygroscopic, soluble in water.
Chemical properties: Melting point 318.4 ℃ Boiling point 1390 ℃The relative density of 2.130
Solubility: soluble in water, and strongly exothermic. Dissolved in ethanol and glycerol easily; insoluble in acetone, ether.Exposed on the air, it will eventually completely dissolved into solution.
Specification
|
ITEM |
SPECIFICATION |
||||
|
Naoh (Min) |
Na2co3 (Max) |
Nacl (Max) |
Fe2o3 (Max) |
Particle size |
|
|
Flakes/ |
99 |
0.5 |
0.002 |
0.005 |
|
|
98 |
0.9 |
0.02 |
0.005 |
||
|
96 |
1.0 |
3.2 |
0.008 |
||
|
Pearls |
99 |
0.5 |
0.002 |
0.005 |
<.8mm 8% |
|
96 |
1.0 |
3.2 |
0.008 |
||
Uses
1. Used in the production of paper and cellulose pulp.
2. Used for the production of soap, synthetic detergents, synthetic fatty acids.
3. Used as cloth desizing agent, scouring agent and silk polish agent in textile printing .
4. Used in the production of borax, sodium cyanide, formic acid etc in the chemical industry.
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