Is kaolin poisonous? What is kaolin?
Add: kaolin composition is very complex, the chemical composition contains a large number of AL2O3, SiO2 and a small amount of Fe2O3, TiO2, as well as trace amounts of K2O, Na2O, CaO and MgO.
Composition: non-toxic. Kaolin kaolinite, content accounted for about 90%, the particle size is smaller than 22m, produced in China's Jiangxi province. The name of kaolinite kaolin is widely used in the field of application of ceramics, glass, paper, rubber, daily chemical industry, agriculture and so on.
Kaolin is a nonmetal minerals, the Baidu encyclopedia can know, no toxic poison, this is to say, it is not toxic, but now after a lot of chemical bleaching process, generally acidic, a little.
