white crystal , with a strong corrosive,Inorganic alkali,Relative molecular mass:40.01, Appearance: White crystal with a strong corrosive . Description: Soluble in water, the aqueous solution was alkali,make phenolphthalein red. Sodium hydroxide is a very common alkali, is one of the chemical laboratory of essential drugs. Sodium hydroxide is easy to absorb water vapor in the air, its must be ...
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