Iron(II) sulfate heptahydrate, 98%
Iron(II) sulfate heptahydrate, 98%
Iron(II) sulfate heptahydrate, 98%
Iron(II) sulfate heptahydrate, 98%
Thermo Scientific Chemicals

Iron(II) sulfate heptahydrate, 98%

CAS: 7782-63-0 | FeH14O11S | 278.01 g/mol
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Catalog number A15178.0E
also known as A15178-0E
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Chemical Identifiers
CAS7782-63-0
IUPAC Nameλ²-iron(2+) heptahydrate sulfate
Molecular FormulaFeH14O11S
InChI KeySURQXAFEQWPFPV-UHFFFAOYSA-L
SMILESO.O.O.O.O.O.O.[Fe++].[O-]S([O-])(=O)=O
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SpecificationsSpecification SheetSpecification Sheet
Appearance (Color)Pale green to blue-green
FormCrystals or crystalline powder
Assay (Redox Titration)≥97.5 to ≤102.5%
Identification (FTIR)Conforms
Water Content (Karl Fischer Titration)40-49%
Ask our AI about this Product
Iron(II) sulfate heptahydrate is used as a precursor to prepare other iron compounds such as a lawn conditioner and a mordant for wool dyeing. It is actively used in the manufacture of ink including iron gall ink. As a reducing agent, it participates in the reduction of chromate in cement. It is also used in industrial water treatment plants to remove phosphate. It is also used in the gold refining process to precipitate metallic gold. Woodworkers use aqueous solutions of ferrous sulfate to color maple wood a silvery hue. It finds application in the treatment of iron chlorosis, which arises due to deficiency of iron in horticulture.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Iron(II) sulfate heptahydrate is used as a precursor to prepare other iron compounds such as a lawn conditioner and a mordant for wool dyeing. It is actively used in the manufacture of ink including iron gall ink. As a reducing agent, it participates in the reduction of chromate in cement. It is also used in industrial water treatment plants to remove phosphate. It is also used in the gold refining process to precipitate metallic gold. Woodworkers use aqueous solutions of ferrous sulfate to color maple wood a silvery hue. It finds application in the treatment of iron chlorosis, which arises due to deficiency of iron in horticulture.

Solubility
Soluble in water. Insoluble in alcohol.

Notes
Air and moisture sensitive. Hygroscopic. Keep the container tightly closed in a dry and well-ventilated place. Store in cool place. Incompatible with strong oxidizing agents.
RUO – Research Use Only

General References:

  1. Harman, D. G.; Gorkin, R.; Stevens, L.; Thompson, B.; Wagner, K.; Weng, B.; Wallace, G. G. Poly (3, 4-ethylenedioxythiophene): dextran sulfate (PEDOT: DS)-A highly processable conductive organic biopolymer. Acta Biomater. 2015, 14, 33-42.
  2. Setifi, Z.; Setifi, F.; Francuski, B. M.; Novakovic, S. B.; Merazig, H. Crystal structure of tetraaqua [2-(pyridin-2-yl)-1H-imidazole-2N2, N3] iron (II) sulfate. Acta Crystallogr E Crystallogr Commun 2015, 71 (4), 346-349.
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