Chemical element: Titanium dioxide(Tio2)/type rutile(Type R) Cas no.13463-67-7 Specific: gravity 4.2g/cm3 Status: White powder Main specialty: Coated with al & zr and organic matter. Excellent whiteness, brightness and lightness, strong hiding power and titing strength. Application: Plastic steel, color master batch, ruber etc. 25kg/bag