This product is a magnesium silicate mineral talc of the talc family. The main component is hydrous magnesium silicate, which is crushed, treated with hydrochloric acid, washed with water, dried.

Commonly used as fillers for plastics paper products, rubber fillers anti-sticking agents for rubber products, advanced paints coatings.

On October 27, 2017, the list of carcinogens published by the International Agency for Research on Cancer of the World Health Organization was initially compiled for reference. Talc powder containing asbestos asbestos-like fibers was included in the list of three types of carcinogens.

The main component of talc is magnesium silicate containing water the molecular formula is Mg3[Si4O10](OH)2. Talc belongs to the monoclinic system. The crystals are in the form of pseudo-hexagonal rhomboid flakes, occasionally. Usually into dense block, leaf, radial, fibrous aggregates. Colorless, transparent white, but light green, light yellow, light brown even light red due to a small amount of impurities; pearly luster on the cleavage surface. Hardness 1, specific gravity 2.7～2.8.