白色结晶性粉末或无色结晶体，易溶于水，在乙醇中不溶。
White, crystalline powder or colorless crystals, freely soluble in water, practically insoluble in ethanol.
理化性质：白色结晶性粉末、溶于水、稀醇、液氨和二甲基甲酰胺，而不溶于乙醇、醚和丙酮。
Characters: White crystalline powder, soluble in water, dilute alcohol, liquid ammonia and dimethylformamide, and not soluble in ethanol, ether and acetone.
性状：深绿色结晶或结晶性粉末，带青铜光泽，无气味，溶于水、乙醇、氯仿；不溶于乙醚，水溶液为蓝色。
Porperties:Bottle green crystal or crystalline powder, with gunmetal shine, without smell, solve in water, ethanol and chloroform, insolve in aether, water liquor is blue.
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