Ammonio ferro (III) solfato dodecaidrato AGR ACS, USP, NF

FeNH₄(SO₄)₂·12H₂O
Fe (III) ammonio solfato, allume di ferro
M.W: 482.19  CAS: 7783-83-7  EC: 233-382-4  TARIC: 28333000

H: H319;H315  P: P264;P280;P302+P352;P305+P351+P338;P332+P313;P337+P313  

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• Appearance ≥ Pale violet crystals
• Assay 98.5 – 102%
• Insoluble matter ≤ 0.01%
• Chloride (Cl^–) ≤ 0.001%
• Ferrous ion ≤ 0.001%
• Nitrates (NO₃) ≤ 0.01%
• Calcium (Ca) ≤ 0.01%
• Magnesium (Mg) ≤ 0.005%
• Potassium (K) ≤ 0.005%
• Sodium (Na) ≤ 0.02%
• Copper (Cu) ≤ 0.003%
• Zinc (Zn) ≤ 0.003%
• Substances not precipited by ammonia (NH₄) ≤ 0.05%

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