1.Appearance:red/brown/blace/yellow/blue powder
2.used in many type of paints,including anti-rust paint,water-soluble. indoor/outdoor paints and oil-based paints.
3.used in dyeing construction materials,such as mosaic bricks,for concrete bricks,pavement,coloring materials for plastic products.
4.used as catalyst,it can be used in metal smelting light manufacturing,glass,precious stone.and metal polish.