CAS No.:1310-73-2
EINECS: 215-185-5
HS Code: 29152110
Chemical formula: NaOH
Molecular weight: 40.1
Dangerous Goods Class: 8.2
Synonyms: Sodium Hydrate, Caustic Soda, Lye
Type: 96% Caustic Soda Flake, 99% Caustic Soda Flake,99% Caustic Soda Pearls, Caustic Soda Solid
Usage: Mainly used as textiles industry, printing, detergent, paper-making, soap-making, metallurgy, Glass, enamel, medicament, oil-refining and making synthetic fiber, plastics, etc.
Physical and Chemical Properties:
Appearance: flake, solid, pearls. It is a white crystal with strong corrosive under normal temperature.
Solubility: Soluble in water. It can make phenolphthalein red.
Specification:
|
Item
|
Specification
|
|||
|
Naoh
(Min)
|
Na2co3
(Max)
|
Nacl
(Max)
|
Fe2o3
(Max)
|
|
|
Flakes / Solid
|
96
|
1.0
|
3.2
|
0.008
|
|
99
|
0.5
|
0.002
|
0.005
|
|
|
Pearls
|
96
|
1.0
|
3.2
|
0.008
|
|
99
|
0.5
|
0.002
|
0.005
|
|