... . CAS: 52357-70-7; 2. Brown powder. 3.Appliance: Tinting of painting, ink, plastic, shoe powder etc; Iron Oxide Brown1.Characteristic ... .07.0Tinting strength,%100±599 Appliance:Tinting of painting, ink, plastic, shoe powder etc;Tinting of coating, construction, rubber, plastic etc; Packing:Inside ...