Profile: China Hongxing International Trade Co., Limited is engaged in the import and export trade of chemical products. Our products include caustic soda, PVC, BDO, potassium hydroxide, sodium bicarbonate, urea, sodium sulfide, ammonium chloride, ammonium bicarbonate, ammonium sulfate, and sodium nitrate. Sodium hydroxide is a strong alkali with high corrosivity. This alkaline substance is deliquescentand will absorb water vapor in the air, as well as acid gases such as carbon dioxide. Sodium hydroxide generally has two forms: solid and liquid. Liquid sodium hydroxide is the aqueous solution of sodium hydroxide; solid sodium hydroxide is processed from liquid sodium hydroxide and is divided into three different forms: caustic soda flake, granular caustic soda and caustic soda solid. The main difference among caustic soda flake, granular caustic soda and caustic soda solid is their form, which are flake, block and granular respectively.