Ammonium-fer (II) sulfate hexahydraté 98.5-101.5% (par titration KMnO₄), cristaux fins, BAKER ANALYZED® ACS, J.T.Baker®
Marques : AvantorTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Synonyme(s):
Ammonium-fer (II) sulfate à 6 molécules d'eau
Attention: Due to inherent oxidation, ferric ion (Fe³⁺) content may increase on storage.
Formule:
(NH₄)₂Fe(SO₄)₂·6H₂O Poids moléculaire: 392.14 g/mol Point de fusion: 100 °C Densité: 1.864 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00150530 Numéro CAS: 7783-85-9 EINECS: 233-151-8 |
Résultats des tests de spécification
Meets ACS Reagent Chemical Requirements | 98.5 - 101.5% |
For Laboratory,Research,or Manufacturing Use | ≤0.01% |
Assay (Fe(NH₄)₂(SO₄)₂6H₂O) (by KMnO₄ titrn) | 98.5 - 101.5 % |
Insoluble Matter | ≤ 0.01 % |
pH of 5% Solution at 25°C | 3.0 - 5.0 |
Chloride (Cl) | ≤ 0.001 % |
Phosphate (PO₄) | ≤ 0.003 % |
Calcium (Ca) | ≤ 0.005 % |
Copper (Cu) | ≤ 0.003 % |
Ferric Ion (Fe³⁺) | ≤ 0.01 % |
ACS - Magnesium (Mg) | ≤ 0.002 % |
Manganese (Mn) | ≤ 0.01 % |
Potassium (K) | ≤ 0.002 % |
Sodium (Na) | ≤ 0.02 % |
Zinc (Zn) | ≤ 0.003 % |
NOTE: Due to inherent oxidation, ferric ion (Fe³⁺) content may increase | |
on storage. | |
Meets Reagent Specifications for testing USP/NF monographs |
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