Sodium hydroxide is the national economy is one of the major basic chemical raw materials, widely used in pharmaceutical, pesticide, petroleum, chemical, textile, papermaking, printing, dyeing, metallurgy, metal, sewage treatment, etc, and the synthesis of organic and inorganic chemicals used product materials. Sodium hydroxide industrial mix through various channels can be widely used in all kinds of sodium, production process, it is precisely because naoh of simple and diversity. In chemical, sodium hydroxide alkaline environment or provide as the catalyst, In food production, sodium hydroxide is sometimes used in processed foods etc. Therefore is very extensive use of sodium hydroxide, its prospect of worth our research and exploration.

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