Vad är ammonium alum 12H 2 O. It is used in small amounts in a variety of niche applications. 1 deo utan aluminium 2 12 H 2 O, where X is a monovalent cation such as potassium or ammonium. By itself, "alum" often refers to potassium alum, with the formula KAl(SO 4) 2 ·12 H 2 O. 3 alun 4 Ammonium Alum is an inorganic salt. In the United States, Ammonium Alum may be used as an active ingredient in OTC drug products. When used as an active drug ingredient, the established name for Ammonium Alum is Alum, Ammonium. Common concerns. See how this product scores for common concerns. 5 Ammonium Alum: Ammonium alum has the formula NH 4 Al(SO 4) 2 ·12H 2 O. Ammonium alum is used for many of the same purposes as potassium alum and soda alum. Ammonium alum finds applications in tanning, dyeing textiles, making textiles flame retardant, in the manufacture of porcelain cement and vegetable glues, in water purification and in some. 6 Ammonium eller ammoniumjon är katjon till ammoniak. Det är en konjugerad syra-form svag syra (pK a = 9,25) - av basen NH 3 - med kemisk formel NH 4 +. Den bildas när basen ammoniak (NH 3, i.e. ej konjugerad) löses i vatten. Se även. Ammoniak; Ammoniumhydroxid; Nitrifikation. 7 alun salt 8 Alun, eller potassium alum ingår i många naturliga och ekologiska deodoranter. 9 Ammoniakalun, NH₄Al(SO₄)₂⋅12 är ett kemiskt ämne som liknar vanlig alun och har samma användningdområden. 10 Ammonium alum, also known as ammonium aluminum sulfate or aluminum ammonium sulfate, with the chemical formula NH4AI (SO4)2 and usually encountered as the dodecahydrate form NH4AI (SO4)2·12H2O. When used in food, it has the European food additive number E 12