titanium dioxide, tio2. white chemical powder. food additive e171. titanium dioxide used in cosmetic and skin care products,

titanium dioxide food additive e171 dry powder white spatula oxide chemical alimentary pigment titania phosphonic acid toothpastes formula tio2 pw6 77891 coloring number consumption synthetic pure catalysts adsorption paints cosmetic products thickener crystal alumina silica thickening agent carcinogen banned zinc colorants ingredient chemistry molecular nutritional supplement science substance inorganic compound waterinsoluble solid mineral makeup safety nano research texture used skin care tio2 powder e171 thickener