Ammonium iron(II) sulfate hexahydrate

BioXtra, ≥98%

Mohr’s salt, Ammonium iron(II) sulfate, Ammonium ferrous sulfate hexahydrate
Linear Formula:
(NH4)2Fe(SO4)2 · 6H2O
CAS Number:
Molecular Weight:
EC Number:
MDL number:
PubChem Substance ID:

Quality Level

product line




reaction suitability

reagent type: catalyst
core: iron


≤0.0005% Phosphorus (P)
≤0.01% Insoluble matter


100 °C (dec.) (lit.)


dilute sulfuric acid: 1 M

cation traces

Al: ≤0.001%
Ca: ≤0.0005%
Cu: ≤0.005%
K: ≤0.005%
Mg: ≤0.002%
Mn: ≤0.01%
Na: ≤0.005%
Pb: ≤0.001%
Zn: ≤0.001%

SMILES string




InChI key


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Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system


13 - Non Combustible Solids

WGK Germany


Flash Point F

Not applicable

Flash Point C

Not applicable

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

Certificate of Analysis

Certificate of Origin

Liangfu Zhou et al.
Free radical research, 54(6), 385-396 (2020-03-19)
Vitamin C and iron are both important nutrients for humans and involved in several physiological processes. The biological activities of vitamin C and iron are based on their abilities to accept or donate electrons. Although vitamin C is well known...
M K Semwal et al.
Physics in medicine and biology, 47(12), N179-N183 (2002-07-18)
The FBX aqueous chemical dosimeter contains 0.2 mol m(-3) ferrous ammonium sulphate, 5.0 mol m(-3) benzoic acid and 0.20 mol m(-3) xylenol orange in 40.0 mol m(-3) sulphuric acid. The dosimeter can measure photon and electron doses in the range...
Hyung Lee et al.
Journal of neurosurgical anesthesiology, 17(3), 144-148 (2005-07-23)
This study compared the effectiveness of propofol with that of trolox and melatonin for reduction of lipid peroxidation in vitro. Lipid peroxidation was induced by addition of kainic acid (KA; 10 mM), hydrogen peroxide (H2O2; 10 mM), or ferrous ammonium...
Ozcan Erel
Clinical biochemistry, 37(2), 112-119 (2004-01-17)
Oxidative damage of biomolecules occurs as a result of potent free radical reactions. In this study, a novel, colorimetric and fully automated method for measuring total antioxidant response (TAR) against potent free radical reactions is described. Potent free radical reactions...
Zhenghong Zhang et al.
Animal science journal = Nihon chikusan Gakkaiho, 82(2), 244-250 (2011-07-07)
Vascular endothelial growth factor (VEGF)-dependent angiogenesis is crucial for corpus leteum formation and their functional maintenance in mammalian ovaries. The present study was designed to test the hypothesis that hypoxia-inducible factor (HIF)-1α-mediated transcriptional activation contributes to the increased expression of...

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