Description:
Sodium hydroxide, commonly known as caustic soda, caustic soda, caustic soda. It is white crystal at room temperature, with strong corrosive. Soluble in water, its water solution is strong alkaline, can make phenolphthalein red. Sodium hydroxide is one of the most common bases and is one of the essential drugs in the chemical laboratory. Sodium hydroxide is easy to absorb water vapor in the air , must be sealed, and to use the rubber stopper. Its solution can be used as a washing liquid.
Feature:
1.Easily soluble in water, and strongly release heat.
2.Soluble in ethanol and glycerin, insoluble in acetone and ether.
3.It will completely dissolve into water solution if exposed in the air.
Appliction:
1. It is widely used for paper, the production of cellulose pulp.
2. Used for soap, synthetic detergent, synthetic fatty acid production.
3. Textile printing and dyeing industry use as cotton desizing agent, scouring agent, mercerizing agent.
4. Petroleum industry, used for refining petroleum products and drilling mud in oil field.