Product Description
Caustic Soda (sodium hydroxide) Flakes 99%
Other Names: Caustic Soda
Molecular Formula: NaOH
Molecular Weight: 40
CAS NO.: 1310-72-2
EINECS NO.: 215-185-5
Melting point : 318.4 ºC
Boiling point : 1388 ºC
Physicochemical Properties
Sodium hydroxide, also known as caustic soda, is an inorganic compound with the chemical formula NaOH
Sodium hydroxide has strong alkalinity and strong corrosiveness. It can be used as acid neutralizer, complex masking agent, precipitating agent, precipitation masking agent, color developer, saponification agent, peeling agent, detergent, etc., and has a wide range of uses.
Product Parameters
Density: 2.13g/cm3
Melting point: 318ºC
Boiling point: 1388ºC
Critical pressure: 25MPa
Saturated vapor pressure: 0.13kPa (739ºC)
Appearance: white crystalline powder
Solubility: easily soluble in water, ethanol, glycerol, insoluble in acetone, ether
| Item | Quality Index | Results |
| Total alkali content | 99.2% min | 99.51% |
| Chlorides (NaCl) | 0.7% max | 0.46% |
| Sulphate(SO4) | 0.03% max | 0.015% |
| Iron(Fe2O3) | 0.004% max | 0.001% |
| Water insoluble matter | 0.04% max | 0.01% |
| Result | First grade | |
Packaging
| Caustic Soda Flakes / Pearls | 25kg*1040bags,26tons/FCL; 25kg*1080bags,28tons/FCL |
| Sodium Hydroxide /Caustic Soda Flakes | IBC*20,27tons/FCL; Flexitank |
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