Sodium Hydroxide

caustic soda (sodium hydroxide)......

caustic soda (sodium hydroxide)
paper making, soap making, textiles, printing & dyeing, chemical fiber, pesticides, etc.

Molecular Formula: NaOH
Molecular Weight: 40
Producing Process: Diaphragm Process&Ion-membrane Process
Appearance: white and lustrous; slight yellow is allowed.
Application:Mainly used in paper making, soap making, textiles, printing & dyeing, chemical fiber, pesticides, petro-chemical, medical and food industries.

  

Items	Super Grade	Standard grade.
Sodium Hydroxide %≥	99.5	99.0
Sodium Carbonate%≤	0.5	0.8
Sodium Chloride %≤	0.045	0.050
Ferroso-ferric Oxide %≤	0.004	0.004
Silicon Dioxide %≤	0.004	0.006
Sodium Sulfate %≤	0.050	0.060
Copper %≤	0.0002	0.0003
Calcium %≤	0.005	0.008

Resource:

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