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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Hazard Statements

Target Organs

Respiratory system

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves


UN 3077 9 / PGIII

WGK Germany


Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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...
Ashish Pathak et al.
Journal of hazardous materials, 171(1-3), 273-278 (2009-07-10)
The potential of indigenous iron-oxidizing microorganisms enriched at initial neutral pH of the sewage sludge for bioleaching of heavy metals was investigated at initial neutral pH of the sludge using ammonium ferrous sulfate (FAS) and ferrous sulfate (FS) as an...
Cinzia Signorini et al.
Pediatric research, 63(3), 287-291 (2008-02-22)
Nonprotein-bound iron (NPBI) and F2-isoprostanes, reliable markers of oxidative stress, are increased in plasma of newborns and inversely correlated to the gestational age. Because NPBI represents a pro-oxidant stimulus in plasma, we test the hypothesis that the entity of lipid...
S Brindha et al.
Physics in medicine and biology, 47(11), N153-N158 (2002-07-11)
Radiation dosimetry deals with the determination of absorbed dose to the medium exposed to ionizing radiation. Chemical dosimetry depends on oxidation or reduction of chemicals by ionizing radiation. A ferrous ammonium sulfate benzoic acid xyelenol orange (FBX) dosimeter based on...
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...

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