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Is sodium hydroxide obtained from rock salt?

April 26, 2017hydroxide obtained rock Salt sodium

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Is sodium hydroxide obtained from rock salt?

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Sodium hydroxide is obtained from salt, yes. The manufacture of this strong base is accomplished mainly from what is termed the chloralkali process. This is the electrolysis of a salt solution which produces sodium hydroxide and also chlorine and hydrogen gas. It is an industrial process that is important to the chemical industry. A link follows.