1.03792

Ammonium iron(II) sulfate hexahydrate

for analysis EMSURE^® ISO

• Synonyme(s) : Ammonium iron(II) sulfate hexahydrate
• Formule empirique (notation de Hill): H₈FeN₂O₈S₂ · 6H₂O
• Numéro CAS: 7783-85-9
• Poids moléculaire : 392.14
• Numéro MDL: MFCD00150530
• Code UNSPSC : 12352302
• Numéro de classement CE : 233-151-8
• Nomenclature NACRES : NA.21

Propriétés

• Agence: reag. ISO
• Niveau de qualité: 300
• Gamme de produits: EMSURE^®
• Pureté: 99.0-101.5% (manganometric)
• Forme: solid
• Puissance: 3250 mg/kg LD₅₀, oral (Rat)
• pH: 3-5 (20 °C, 50 g/L in H₂O)
• Pf: 39-41 °C (decomposition)
• Solubilité: 269 g/L
• Densité: 1.86 g/cm³ at 20 °C
• Masse volumique apparente: 900 kg/m³
• Traces d'anions: chloride (Cl^-): ≤0.001%; phosphate (PO₄^3-): ≤0.002%
• Traces de cations: Ca: ≤0.002%; Cu: ≤0.002%; Fe³⁺: ≤0.02%; K: ≤0.01%; Mg: ≤0.01%; Mn: ≤0.05%; Na: ≤0.01%; Pb: ≤0.001%; Zn: ≤0.003%
• Température de stockage: 15-25°C
• InChI: 1S/Fe.2H3N.2H2O4S.6H2O/c;;;2*1-5(2,3)4;;;;;;/h;2*1H3;2*(H2,1,2,3,4);6*1H2/q+3;;;;;;;;;;/p-2
• Clé InChI: SHHFGSWBFZVUNE-UHFFFAOYSA-L

Description

Application

• Water-Mediated Green and Efficient Synthesis of Bis(Indolyl)methanes Using Ammonium Iron(II) Sulfate.: This research highlights the use of ammonium iron(II) sulfate hexahydrate in the green synthesis of bis(indolyl)methanes. The study demonstrates the compound′s efficiency and eco-friendliness in catalyzing reactions in water, offering a sustainable alternative in organic synthesis (Letters in Organic Chemistry, 2020).



• Determination of Ferromanganese and Ferrosilicon by Ammonium Ferrous Sulfate Titration and ICP.: This paper discusses the analytical methods for determining ferromanganese and ferrosilicon using ammonium iron(II) sulfate titration and inductively coupled plasma (ICP). The study underscores the compound′s role in precise quantitative analysis in metallurgical processes (Modern Analytical Chemistry Research, 2020).

Remarque sur l'analyse

Assay (manganometric): 99.0 - 101.5 %
pH-value (5 %; water): 3.0 - 5.0
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.002 %
Iron(III)-salts (Fe³⁺): ≤ 0.02 %
Ca (Calcium): ≤ 0.002 %
Cu (Copper): ≤ 0.002 %
K (Potassium): ≤ 0.01 %
Mg (Magnesium): ≤ 0.01 %
Mn (Manganese): ≤ 0.05 %
Na (Sodium): ≤ 0.01 %
Pb (Lead): ≤ 0.001 %
Zn (Zinc): ≤ 0.003 %
Correspons to ISO

Informations légales

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Informations sur la sécurité

• Code de la classe de stockage: 13 - Non Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable