Ammonium ferric sulphate dodecahydrate, min. 98 %, extra pure, 500 g, plastic

Ammonium ferric sulphate dodecahydrate, min. 98 %, extra pure, Molar mass (M) 482,19 g/mol, Density (D) 1,71 g/cm³, CAS No. 7783-83-7, EC No. 233-382-4, Empirical formula (NH₄)Fe(SO₄)2 · 12 H₂O