Negative Powder

3168 negative powder products are offered for sale by suppliers on Alibaba.com, of which plant extract accounts for 10%, other metals & metal products accounts for 1%, and organic intermediate accounts for 1%. A wide variety of negative powder options are available to you, such as drum, vacuum pack and plastic container.You can also choose from food grade, 1 and top negative powder,as well as from solvent extraction negative powder and whether negative powder is yellow, brown yellow, or light yellow.