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Iron(II) sulfate heptahydrate_Molecular_structure_CAS_7782-63-0)
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Iron(II) sulfate heptahydrate

Catalog No. 12354 Name Sigma Aldrich
CAS Number 7782-63-0 Website http://www.sigmaaldrich.com
M. F. FeH14O11S Telephone 1-800-521-8956
M. W. 278.01456 Fax
Purity 99.5-104.5% (manganometric) Email
Storage Chembase ID: 105012

SYNONYMS

Title
硫酸铁(II) 七水合物
IUPAC name
λ2-iron(2+) ion heptahydrate sulfate
IUPAC Traditional name
λ2-iron(2+) ion heptahydrate sulfate
Synonyms
Ferrous sulfate heptahydrate
铁矾 七水合物

DATABASE IDS

EC Number 231-753-5
MDL Number MFCD00149719
CAS Number 7782-63-0
PubChem SID 24847573

PROPERTIES

Antion Traces chloride (Cl-): ≤100 mg/kg
Cation Traces As: ≤2 mg/kg
Cation Traces Ca: ≤200 mg/kg
Cation Traces Cr: ≤50 mg/kg
Cation Traces Cu: ≤30 mg/kg
Cation Traces Fe3+: ≤2000 mg/kg
Cation Traces Hg: ≤1 mg/kg
Cation Traces K: ≤20 mg/kg
Cation Traces Mg: ≤200 mg/kg
Cation Traces Mn: ≤1000 mg/kg
Cation Traces Na: ≤100 mg/kg
Cation Traces Ni: ≤50 mg/kg
Cation Traces Pb: ≤2 mg/kg
Cation Traces Zn: ≤20 mg/kg
Grade puriss.
Impurities organic volatile impurities, complies (GC)
Impurities residual solvents, complies
Impurities ≤0.005% heavy metals (as Pb)
Linear Formula FeSO4 · 7H2O
Purity 99.5-104.5% (manganometric)
Quality meets analytical specification of Ph. Eur., BP, USP, FCC
Shelf Life (Shelf life is limited)
Suitability complies for appearance of solution
Density 1.898 g/mL at 25 °C(lit.)
pH 3-4 (20 °C, 5%)
Vapor Pressure 14.6 mmHg ( 25 °C)
GHS Pictograms GHS07
GHS Signal Word Warning
GHS Hazard statements H302-H315-H319
European Hazard Symbols Harmful Harmful (Xn)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P305 + P351 + P338
Risk Statements 22-36/38
RTECS NO8510000
Safety Statements 46
German water hazard class 3

DETAILS

Description (English)
Caution
tends to oxidation by air
Packaging
bottled under inert gas
Description (简体中文)
Caution
易被空气氧化
包装
在惰性气体下装瓶

REFERENCES