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Merck
CN

09730

Ammonium iron(III) sulfate dodecahydrate

puriss. p.a., ACS reagent, ≥99.0% (RT)

Synonym(s):

Ammonium ferric sulfate dodecahydrate

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About This Item

Linear Formula:
NH4Fe(SO4)2 · 12H2O
CAS Number:
Molecular Weight:
482.19
UNSPSC Code:
12352300
PubChem Substance ID:
EC Number:
233-382-4
MDL number:
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InChI key

LCPUDZUWZDSKMX-UHFFFAOYSA-K

InChI

1S/Fe.H3N.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;1H3;2*(H2,1,2,3,4);12*1H2/q+3;;;;;;;;;;;;;;;/p-3

SMILES string

N.O.O.O.O.O.O.O.O.O.O.O.O.[Fe+3].OS([O-])(=O)=O.[O-]S([O-])(=O)=O

grade

ACS reagent, puriss. p.a.

assay

≥99.0% (RT)

mp

39-41 °C (lit.)

solubility

H2O: soluble 482.2 g/L at 20 °C

anion traces

chloride (Cl-): ≤5 mg/kg, nitrate (NO3-): ≤100 mg/kg, phosphate (PO43-): ≤30 mg/kg

cation traces

Ca: ≤20 mg/kg, Cd: ≤5 mg/kg, Co: ≤10 mg/kg, Cr: ≤50 mg/kg, Cu: ≤5 mg/kg, Fe2+: ≤10 mg/kg, K: ≤50 mg/kg, Mg: ≤10 mg/kg, Mn: ≤50 mg/kg, Na: ≤50 mg/kg, Ni: ≤10 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg

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I Wittmann et al.
Chemico-biological interactions, 138(2), 171-187 (2001-10-24)
Diabetes mellitus is characterized by increased methylglyoxal (MG) production. The aim of the present study was to investigate the role of iron in the cellular and molecular effects of MG. A red blood cell (RBC) model and L-arginine were used
H S Kwak et al.
Journal of agricultural and food chemistry, 51(26), 7770-7774 (2003-12-11)
This study was designed to develop a microencapsulated iron that could be used to fortify milk and to determine the sensory properties of milk fortified with microencapsulated iron. Coating material was polyglycerol monostearate (PGMS), and selected core material was ferric
Andrew J Ghio et al.
American journal of physiology. Lung cellular and molecular physiology, 283(3), L563-L572 (2002-08-10)
The iron chelator deferoxamine has been reported to inhibit both xanthine oxidase (XO) and xanthine dehydrogenase activity, but the relationship of this effect to the availability of iron in the cellular and tissue environment remains unexplored. XO and total xanthine
J G Reinhold et al.
The Journal of nutrition, 116(6), 1007-1017 (1986-06-01)
The effects of pH, ascorbate, citrate and dietary fiber on retention of ferrous and ferric iron by jejuno-ileal segments of rat intestine were examined in vivo. Iron was introduced in an isosmotic solution of sodium chloride and dextrose buffered by
Varuni S Munasinghe et al.
Parasitology, 139(7), 864-869 (2012-02-18)
SUMMARYDientamoeba fragilis is an intestinal protozoan in humans that is commonly associated with diarrhoea and other gastrointestinal complaints. Studies conducted to investigate the biology of this parasite are limited by methods for in vitro cultivation. The objective of this study

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