Property: Colorless transparent crystal or powder. Packing:25Kg, 50Kg plastic bag, or 23MT/20'FCL. Application：In the chemical industry for the manufacture of pentaerythritol, oxalic acid nickel, Basic Green, steel, soil analysis complete set of reagents, chemical reagents, etc.. Rapid dye used as a chromogenic agent . Also used textile ,leather,dyeing,etc.