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Ammonium iron(II) sulfate hexahydrate

for analysis EMSURE® ISO

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Synonym(s):
Ammonium iron(II) sulfate hexahydrate
Empirical Formula (Hill Notation):
H8FeN2O8S2 · 6H2O
CAS Number:
7783-85-9
Molecular Weight:
392.14
MDL number:
MFCD00150530
UNSPSC Code:
12352302
EC Index Number:
233-151-8
NACRES:
NA.21

Agency

reag. ISO

Quality Level

300

product line

EMSURE®

Assay

99.0-101.5% (manganometric)

form

solid

potency

3250 mg/kg LD50, oral (Rat)

pH

3-5 (20 °C, 50 g/L in H2O)

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

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

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Related Categories

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

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

Legal Information

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

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

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