Using potassium silicate as silicon source, formamide as catalyst, a series of silica xerogel monolithic columns with different consistencies were prepared.

以硅酸钾为硅源，甲酰胺为催化剂在毛细管内原位聚合形成干凝胶柱，制备了一系列致密度不同的整体柱。

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The skin of a cucumber is rich in fiber and contains a variety of beneficial minerals including silica, potassium and magnesium.

黄瓜的表皮含有丰富的纤维和多种矿物质，包括硅、钾和镁。

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High reactive penta-coordinated organic silicon was prepared via the reaction of silica with ethylene glycol and potassium hydroxide.

以二氧化硅为起始原料，与乙二醇、氢氧化钾反应，生成高活性的五配位硅钾化合物。

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