1. Particle size: 40-50nm
2. Purity: 99.7%-99.9%
3. Color: Faint yellow

Application of nano tungstic oxide powder:
1. Producing metal tungsten material.
2. Producing WC, horniness alloy, cutting cools, super-hard mould and tungsten strips through powder metallurgy.
3. X-ray screen and fireproof textile.
4. Colorant and analysis reagent of chinaware, etc.
5. Also has been under an extensive research because of its importance for its electro-optical, electrochromic, ferroelectric and catalytic etc.