... ,15-25,25-50,50-80,80-120MM11. Packing50kg or 100kg iron drumCautions during transportion:The packing must be kept ... to avoid the spark leads to explosion.Property: Grey, brown or black solid, purple when its purity is higher, the ... ethylacetate, cyanide acetate, dicyandiamide, acetone, octanol, trichloride ethylene etc. Also used as desulfurizer and dehydrant of steel and for cutting and welding ...