
Sodium Hydroxide
Categories: Cleaner, Construction, Food, Metal Treatment, Pharmaceutical, Pulp and Paper, Water Treatment
- Description
- Functions
Description
Sodium hydroxide is also known as lye or soda , or caustic soda. At room temperature, sodium hydroxide is a white crystalline odorless solid that absorbs moisture from the air. It is a synthetically manufactured substance. When dissolved in water or neutralized with acid it releases substantial amounts of heat, which may prove sufficient to ignite combustible materials. Sodium hydroxide is highly corrosive.
Water Treatment
As pH regulator
Pulp and Paper
As ink remover in paper recycle process
Cleaner
As catalyst and pH regulator
Food
As curing agent and preservatives
Construction
As plasticizer
Metal Treatment
As cleaning agent and pH regulator
Pharmaceutical
As pH regulator