Property: The product is not poisonous or toxic,and has special optical property.In addition,it has a good compatibility with coating and painting.The product not only has a good ability to absorb UV,but also has a good transmission to visible lights. Specification: Item no VK-T20Q Apperance White powder pH value 7-9 Crystal type rutile Average particle size, nm 30 BET, m2/g 100-200 Content of TiO2 % ¡Ý85.0 Surface property hydrophilic Loss on dry 105¡æ, 2h (%) ¡Ü 0.5 Content of Sulphate £¨%£© ¡Ü2.0 Iron ppm ¡Ü 3.0 Arsenic ppm ¡Ü 1.0. Application: 1.The product exsits in the form of nano particle size in the coating and painting,can greatly improve the rigidity, wearing-resistant, anti-scar,anti-aging and anti - impacting property owing to its big surface area. 2.The product can change colours of cars from different angles and is environmentally friendly.The colour of the car is blue from the front side,while golden from other sides. 3.The product has a good decoration effect when it¡¯s applied on upscale automobile upper lacquer. BET, m2/g 100-200