How to identify titanium dioxide
Physical methods: 1. The easiest way is to feel, more slippery is false titanium dioxide, the true titanium dioxide is astringent. 2. Flush, hand dip titanium dioxide, fake easily wash away, really not easy to wash away. 3. Take a glass of water, throw into titanium dioxide, and rise is true, down precipitation is false. Chemical method: 1. Light mixed with calcium
