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Ammonium-fer (III) sulfate dodécahydraté 99+% pour analyses

Fournisseur: Thermo Fisher Scientific
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Synonyms: Alum iron, Ammonium iron sulphate dodecahydrate, Ferric ammonium sulphate dodecahydrate, Ammonium iron(III) sulphate dodecahydrate, Iron alum, Ammonium ferric sulphate dodecahydrate

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ACRO205885000EA 50.7 EUR
ACRO205885000 ACRO205880025 ACRO205880500 ACRO205881000
Ammonium-fer (III) sulfate dodécahydraté 99+% pour analyses
Ammonium-fer (III) sulfate dodécahydraté
Formule: NH₄Fe(SO₄)₂·12H₂O
MW: 482.2 g/mol
Point d'ébullition: 230 °C (760 mmHg)
Point de fusion: 39…41 °C
Densité: 1.71 g/cm³
Température de stockage: Réfrigérateur
Numéro MDL: MFCD00150004
Numéro CAS: 7783-83-7
EINECS: 233-382-4
Merck Index: 12,00549

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Résultats des tests de spécification

Appearance Light purple-grey to violet Adhering powder or crystals
Titration Iodometric ≥99.0 %
Chloride (Cl) ≤5 ppm
Phosphate (PO4) ≤20 ppm
Copper (Cu) ≤10 ppm
Potassium (K) ≤50 ppm
Sodium (Na) ≤100 ppm
Zinc (Zn) ≤10 ppm
Ferrous iron (Fe 2+) ≤10 ppm


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