White crystal powder 白色结晶粉末
White Crystal or crystalline powder 白色结晶或结晶性粉末
White Crystal Or Powder 白色结晶或粉末
white powder or crystal 白色粉末或结晶体
white almost white crystal powder 白色或类白色结晶粉末
Appearance white crystal or powder 外观
White crystal or fine powder 白色结晶状或粉末
Character of Sodium carbonate white powder crystal; When it dissolves in water, the liquid will have alkalinity, and emit heat; Sodium carbonate and acid react to salt.
性状白色粉状结晶；易溶于水，水溶液显碱性，并放出热量，易潮解；与酸发生反应生成盐。
White crystal or offwhite powder, undissolving in water or alcohol, dissolving in concentrated sulphuric acid or hydrochloric acid or ammonia or potassium iodide.
白色结晶或灰白色粉末，见光易分解变成棕黄色。不溶于水和乙醇。溶于浓硫酸和盐酸，亦溶于氨水、碘化钾。
Appearance: Flake white crystal or powder.
性状：鳞片状白色结晶或粉末。
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