It occurs as a white to off-white, crystalline solid, poorly soluble in water, dilute acid and most organic solvents.

本品（炎痛息康）为白色至类白色结晶固体，难溶于水、稀酸及大多数有机溶剂中。

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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。

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This product is white powder. Not dissolved in water, dissolved easily in acid.

本产品呈白色粉末，不溶于水，易溶于酸。

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