1.03792
Ammonium iron(II) sulfate hexahydrate
for analysis EMSURE® ISO
Synonym(s):
Ammonium iron(II) sulfate hexahydrate
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About This Item
agency
reag. ISO
Quality Segment
product line
EMSURE®
assay
99.0-101.5% (manganometric)
form
solid
potency
3250 mg/kg LD50, oral (Rat)
pH
3.0-5.0 (25 °C, 5% in water)
mp
39-41 °C (decomposition)
solubility
269 g/L
density
1.86 g/cm3 at 20 °C
bulk density
900 kg/m3
anion traces
chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤0.002%
cation traces
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%
storage temp.
15-25°C
SMILES string
[Fe+3].[S](=O)(=O)([O-])[O-].[S](=O)(=O)([O-])[O-].[N+H4].[N+H4].O.O.O.O.O.O
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
InChI key
SHHFGSWBFZVUNE-UHFFFAOYSA-L
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).
Analysis Note
pH-value (5%; water; 25°C) 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 %
Corresponds to ISO
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Storage Class
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
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