The Ricca Chemical ferric alum indicator with a composition of 81.58% water, 9.26% ferric ammonium sulfate dodecahydrate and 9.16% nitric acid, is suitable for use in medicine, chemical analysis and metallurgy. It can be stored at a temperature of 15 to 30 degree C.

Ammonium iron(III) sulfate, NH4Fe(SO4)2·12 H2O, or NH4[Fe(H2O)6](SO4)2·6 H2O, also known as ferric ammonium sulfate or iron alum, is a double salt in the class of alums, which consists of compounds with the general formula AB(SO4)2 · 12 H2O. It has the appearance of weakly violet, octahedrical crystals.

Iron(III) chloride is the inorganic compound with the formula FeCl3. Also called ferric chloride, it is a common compound of iron in the +3 oxidation state. The anhydrous compound is a crystalline solid with a melting point of 307.6 °C. The color depends on the viewing angle: by reflected light the…

The Ricca Chemical ferric ammonium sulfate with a composition of 92.73% water and 7.27% ferric ammonium sulfate dodecahydrate, is suitable for use in medicine, chemical analysis and metallurgy. It can be stored at a temperature of 15 to 30 degree C.