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By certification 
Product name：ferric oxide /iron oxide Usage：yellow powder ：pigment chemical materials; strong coloring power, excellent coverage
red powder：widely used for color in construction, coating, ink, abrasive, paper rubber & plastic
black powder：dye or colorant ,coatings and protective
materials, coloring materials for plastic products; catalyst
Package：25kg or 50kg plastic woven bag
25kg P.P. bag
25kg/bags
red powder：widely used for color in construction, coating, ink, abrasive, paper rubber & plastic
black powder：dye or colorant ,coatings and protective
materials, coloring materials for plastic products; catalyst
Package：25kg or 50kg plastic woven bag
25kg P.P. bag
25kg/bags
