Fluka

Iron(II) sulfate heptahydrate

SKU

31236

Puriss. p.a., ACS Reagent, Reag. ISO, Reag. Ph. Eur., 99.0-103.4% (manganometric)

Synonym(s)

Ferrous sulfate heptahydrate

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General Information:

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Brand Fluka	CAS Numbers (All) 7782-63-0	EC Number 231-753-5	Linear Formula FeSO₄ · 7H₂O	MDL Number MFCD00149719
Molar Mass 278.01 g/mol	Synonyms Ferrous sulfate heptahydrate

Property	Value
Assay(manganometric)	99.0-103.4%
Waterinsolublematter	Max.0.01%
pH(5%,20°C)	3.0-4.0
Arsenic(As)	Max.0.0002%
Calcium(Ca)	Max.0.005%
Chromium(Cr)	Max.50ppm
Copper(Cu)	Max.10ppm
Iron(III)	Max.0.025%
Potassium(K)	Max.0.002%
Magnesium(Mg)	Max.0.002%
Manganese(Mn)	Max.0.05%
Sodium(Na)	Max.0.002%
Nickel(Ni)	Max.50ppm
Lead(Pb)	Max.0.0005%
Zinc(Zn)	Max.20ppm
SubstancesnotprecipitatedbyNH₄OH(SO₄)	Max.0.05%
Chloride(Cl)	Max.10ppm
Phosphate(PO₄)	Max.0.001%
TotalN	Max.0.001%

Property	Value
Boiling Point/Range	No data available
Color	Blue Green
Density	1.9 g/cm3 (20 °C)
Flashpoint	Not applicable
Form	Solid
Grade	ACS Grade Salts
Incompatible Materials	Strong oxidizing agents, Air
Lower Explosion Limit	Not applicable
Melting Point/Range	64 °C (Elimination of water of crystallisation)
Partition Coefficient	No data available
Purity Percentage	99
Purity Details	99-103.4%
Solubility in Water	156.5 g/l (20 °C)
Upper Explosion Limit	Not applicable
Vapor Pressure	No data available
Viscosity	No data available
pH-Value	2.5-4.0 at 50 g/l (20 °C)
Product Line	Puriss. p.a.
Storage Temperature	Ambient

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