Ferrous Sulfate

Ferrous Sulfate

CAS Number
7720-78-7
Molecular Formula
FeO4S
IrritantIrritant

About Ferrous Sulfate

Iron(II) sulfate (CAS 7720-78-7) is increasingly vital for North American industrial infrastructure as high purity fine chemicals, where its dual function as a coagulant and flocculant drives baseline procurement for municipal wastewater treatment and phosphate removal. Ferrous sulfate heptahydrate has become a focal p...

Synonyms

  • Aktiferrin
  • Apo-Ferrous Sulfate
  • biofer
  • Ceferro
  • Conferon
View all

Ferrous Sulfate Specifications

CAS Number
7720-78-7
Molecular Formula
FeO4S
Molecular Weight
151.91 g/mol
IUPAC Name
iron(2+);sulfate
Canonical SMILES
[O-]S(=O)(=O)[O-].[Fe+2]
InChI Key
BAUYGSIQEAFULO-UHFFFAOYSA-L
InChI
InChI=1S/Fe.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2
UNII Code
2IDP3X9OUD
ChEBI ID
CHEBI:75832
HMDB ID
HMDB0303497
DSSTox Substance ID
DTXSID0029688
EINECS Number
231-753-5
MDL Number
MFCD00011014
HSN No
28332910
Molecular Weight
151.91 g/mol
Hydrogen Bond Acceptor Count
4
Exact Mass
151.886665 Da
Monoisotopic Mass
151.886665 Da
Topological Polar Surface Area
88.6 Ų
Melting Point
64
Boiling Point
> 300 °C
Density
2.99-3.08 g/cm³
Solubility
0.903 mol/L
Heat Capacity
100.6 J/mol·K
Formation Enthalpy
-928.8 kJ/mol
Free Energy of Formation
-824.1 kJ/mol
Entropy
107.5 J/mol·K
Magnetic Moment
5.20 μB
GHS Hazard Statements
H302: Harmful if swallowed H315: Causes skin irritation H319: Causes serious eye irritation
Hazard Classes and Categories
Acute Tox. 4 (99.8%) Skin Irrit. 2 (99.8%) Eye Irrit. 2 (99.8%)

Water Treatment

A coagulant and flocculant used to remove suspended solids, purify wastewater, and remove phosphates

Pharmaceuticals

An oral iron supplement utilized for treating or preventing iron deficiency anemia

Agriculture

A micronutrient source and soil amendment used to correct iron deficiency in plants and lower soil pH

Pigment Production

A precursor compound employed in manufacturing iron oxide pigments, inks, and textile dyes

Cement Industry

A reducing agent used to convert hazardous hexavalent chromium into less toxic forms during cement manufacturing

  1. Aktiferrin
  2. Apo-Ferrous Sulfate
  3. biofer
  4. Ceferro
  5. Conferon

Ferrous Sulfate FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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