... Matter≤0.5%PH of aqueous suspension6.0-8.0Resistivity in water extraction min2400Ω/cmResidue on Sieve 45μm≤0. ... mtio2 rutile: Characters of tio2 rutile: White powder, Insoluble in water, Soluble in hot and concentrated strong acid and strong base, Chemical stability ... of pigment. Main appliance/uses of tio2 rutile: widely used in paint, ink, paper, plastic, rubber, artificial fiber, welding, ceramics, ...