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Ammonium-fer (III) sulfate dodécahydraté 99% ACS

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

423690250 423695000 423690025
ACRO423690250EA 34.9 EUR
ACRO423690250 ACRO423695000 ACRO423690025
Ammonium-fer (III) sulfate dodécahydraté 99% ACS
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 Violet Crystals
Titration Iodometric 98.5 to 102.0 %
Chloride (Cl) ≤0.001 %
Nitrate (NO3) ≤0.01 %
Calcium (Ca) ≤0.01 %
Copper (Cu) ≤0.003 %
Magnesium (Mg) ≤0.005 %
Potassium (K) ≤0.005 %
Sodium (Na) ≤0.02 %
Zinc (Zn) ≤0.003 %
Ferrous iron (Fe 2+) (Limit about 0.001%) Passes test
Insoluble matter ≤0.01 %


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