物化性质(Physical properties): 本品为白色或类白色粉末;无臭,味微咸;在水中微溶,在乙醇或乙醚中几乎不溶。 This product is a white to off-white powder; odourless; saltish; slightly soluble in water, insoluble in ethanol and ether. 含量(Contents)dry basis:≥98.0% 贮藏(storage):严封,在阴凉处保存。Preserve in tight containers, in a cool place.