Ammonium iron(III) sulphate dodecahydrate, slightly violet 99.0-102.0%, crystalline, Puriss. p.a. ACS, ISO, Reag. Ph. Eur., Fluka™
Supplier: Honeywell Chemicals
Synonyms:
Alum iron, Ammonium iron sulphate dodecahydrate, Ferric ammonium sulphate dodecahydrate, Ammonium iron(III) sulphate dodecahydrate, Iron alum, Ammonium ferric sulphate dodecahydrate
31111-50KG
31111-500G
HONC31111-50KGEA
5180
SGD
HONC31111-50KG
HONC31111-500G
Ammonium iron(III) sulphate dodecahydrate, slightly violet 99.0-102.0%, crystalline, Puriss. p.a. ACS, ISO, Reag. Ph. Eur., Fluka™
Ammonium iron (III) sulphate dodecahydrate
Formula:
NH₄Fe(SO₄)₂·12H₂O MW: 482,2 g/mol Melting Pt: 37 °C Density: 1,73 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00150004 CAS Number: 7783-83-7 EINECS: 233-382-4 Merck Index: 12,00549 |
Specification Test Results
Appearance | complying |
Assay | 99.0 - 102.0 % |
Water insoluble matter | Max. 0.005 % |
Insoluble in HCl | Max. 0.01 % |
Calcium (Ca) | Max. 0.002 % |
Copper (Cu) | Max. 0.001 % |
Iron (Fe 2⁺) | Max. 0.001 % |
Potassium (K) | Max. 0.005 % |
Magnesium (Mg) | Max. 0.001 % |
Manganese (Mn) | Max. 0.005 % |
Sodium (Na) | Max. 0.01 % |
Lead (Pb) | Max. 0.0005 % |
Zinc (Zn) | Max. 0.001 % |
Chloride (Cl) | Max. 0.0005 % |
Nitrate (NO₃) | Max. 0.01 % |
Phosphate (PO₄) | Max. 0.002 % |
Solution 10 g to 100 mL (H₂O) | complying |
Form | crystalline |
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