Caustic soda / Sodium Hydroxide

Cas No.:  1310-73-2

 

Molecular Formula: NaOH

 

Appearance: Pearl , Flake,Solid, White and lustrous.

Application: Mainly used in paper making, soap making, textiles, printing & dyeing, chemical fiber, pesticides, petro-chemical, medical and food industries.

 

Items	Best Quality  ( Ion-membrane Process)	First Quality   (Diaphragm Elec-Process)
Sodium Hydroxide %≥	99.5	96.0
Sodium Carbonate%≤	0.5	0.8
Sodium Chloride %≤	0.05	0.05
Ferroso-ferric Oxide %≤	0.004	0.005
Silicon Dioxide %≤	0.004	0.006
Sodium Sulfate %≤	0.050	0.070
Copper %≤	0.0002	0.0005
Calcium %≤	0.005	0.008