Hydrated lime used for GREASE,LEMON ACID,POLLUTED WATER TREATMENT,LEATHER,WASTE GAS TREATMENT Hydrated limePhysical and ... chemical charactersFine white powder,specific gravity 2.24,decomposes at 580 to form calcium ... in acid and glycerin,difficult to dissolve in water,undissolvable in ethanol.Specification GradeCaO(%)Impurity( % ...