Chemical name: Caustic soda . sodium hydroxide
Molecular formula: NaOH
Molecular weight: 40. 00

Materialization nature :
Appearance: flake. solid.
The purely solid caustic soda is white. there are bulk . granular. the quality is fragile . The purely liquid caustic soda is the colourless transparent liquid. Dissolve caustic soda in water. it will send out heat and the aqueous solution is alkaline. Corrosivity is extremely strong. have function of corroding on fibre . skin . glass . pottery . etc.

Use: in papermaking industry. soap industry. textile printing and dyeing industry. chemicals industry.   petroleum industry ect.

Purity	99. 0 % Min	96% Min
Sodium Carbonate (Na2CO3)	0. 8% Max	1. 4% Max
Sodium Chloride (NaCl)	0. 1 % Max	2. 80%Max
Iron (Fe)	0. 005% Max	0. 01%Max
Melting point(℃)	318. 4	318. 4
Boiling point(℃)	1390	1390
Density (kg/m3)	2. 12	2. 12