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单词 sodium silicate
释义 sodium silicate
noun
: any of various water-soluble substances obtained in the form of crystals, glasses, powders, or aqueous solutions usually by melting silica with a sodium compound (as sodium carbonate or sodium hydroxide): as
 a. or sodium orthosilicate : a corrosive crystalline substance regarded as a salt Na4SiO4 or 2Na2O.SiO2 of orthosilicic acid or as a mixture of sodium metasilicate with sodium hydroxide and used chiefly in heavy-duty cleaning compositions
 b. or sodium metasilicate : a crystalline salt Na2SiO3 or Na2O.SiO2 either in the anhydrous or hydrated form used chiefly as a detergent
 c. or sodium sesquisilicate : a corrosive crystalline salt regarded as intermediate in composition between sodium orthosilicate and sodium metasilicate and used in heavy-duty cleaning compositions — not used systematically
 d. : water glass
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更新时间:2024/9/24 0:23:04