| 2. | Color and luster , outside hardness , fracture , acid value , saponification value , iodine value , benzene insoluble , white to light yellow , smooth and shining on surface , without obvious impurity , being hard and crispy , fracture being horse tooth structure with luster 色泽与外观硬度、断面酸值皂化值碘值苯不溶物白色至微黄,表面光滑有光泽,无明显杂质,质硬而脆,断面呈马牙状有光泽 |