Other names: Soda ash, Washing soda, Soda crystalsSodium carbonate (anhydrous), Na2CO3, Disodium carbonate, Natriumkarbonat, Carbonic acid sodium salt (1:2), Anhydrous sodium carbonate, Carbonic acid, disodium salt, Sodium carbonate, anhydrous, Soda-ash, Natrum carbonicum, Sodium carbonate anhydrous, Sodium salt of carbonic acid, Carbonic acid disodium salt
Appearance: White solid, hygroscopic ; White hygroscopic powder
FeCl3 – Iron(III) chloride, Iron trichloride
Other names: {{ubl, Ferric chloride, Ferric chloride (anhydrous)Iron(3+);trichloride, Ferric;trichloride, [FeCl3], FeCl3, Iron chloride, Flores martis, Molysite
Appearance: Green-black by reflected light; purple-red by transmitted light; yellow solid as hexahydrate; brown as {{abbr|aq.|aqueous}} solution ; Black-to-brown hygroscopic crystals