Description
Chemical Name Ammonium Ferric Sulfate Dodecahydrate
Other Names Ferric Ammonium Sulfate, Iron Alum
Chemical Formula NH₄Fe(SO₄)₂·12H₂O
Molar Mass 482.19 g/mol
Hydration State Dodecahydrate (12 molecules of water)
Grade AR (Analytical Reagent)
CAS Number 10138-04-2
Appearance Violet to light purple crystalline solid
Solubility Soluble in water
pH (5% solution) ~2.5 – 4.0 (acidic)
Odor Odorless
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