direct factory tio2 powder cr-930 titanium dioxide free sample
It turns into light gray after being exposed to ultraviolet rays in sunlight for 6 to 7 hours, but it will return to its original color when placed in a dark place. It is easy to oxidize in the air and then agglomerate and deteriorate when exposed to moisture.
CaS0 4 + 20H— → SO/— + Ca (0H) 2
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Dimethicone and Titanium Dioxide A Dynamic Duo in Cosmetics
