e 172

Iron Oxides

Products Iron oxides and hydroxides are available as pure substances in specialized shops. Structure and properties Various iron oxides and hydroxides exist that are used as dyes. They exist as powders that are insoluble in water: Iron oxide red: Fe2O3 Iron oxide yellow: FeO(OH)-H2O Iron oxide black: FeO-Fe2O3 The substances are produced synthetically. Fields of … Iron Oxides

Hima Pasta

Products Hima pasta was approved in many countries in 1995. After 22 years, in 2017, its sales were discontinued. Ingredients 1 g paste contained 10 mg zinc sulfate and 200 mg zinc oxide. Excipients: propylene glycol, dye E 172 (iron oxide), preservative benzalkonium chloride (selection). Effects The active ingredients zinc sulfate and zinc oxide have … Hima Pasta