FERROUS SULPHATE HEPTAHYDRATE
FERROUS SULPHATE HEPTAHYDRATE Extra Pure
Short Name: FERROUS SULPHATE HEPTAHYDRATE
Synonym: Iron(II) Sulphate heptahydrate
Basic Details
Article No.
LG2186
Grade
Extra Pure
Purity
98.5%
CAS No.
7782-63-0
HS Code
2833.2910
Shelf Life
36 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Green powder
Odour
Odorless
pH value
3 - 4 at 50 g/l at 25 °C
Melting point/ Freezing point [°C]
64 °C
Boiling point [°C]
> 300°C
Vapour pressure mm/Hg
14.6 mm Hg at 25 °C
Density [g/cm3]
1.898 g/cm3 at 25 °C
Solubility in water [% weight]
48.6 g/100 g water @ 500C
Chemical Specifications
Appearance
Light blue or blue-green or green powder or crystals
Assay
98.5 - 104.5%
pH (5% solution in water)
3.0 - 4.0
Chloride (Cl)
Max 0.01%
Heavy metal (as Pb)
Max 0.005%
Arsenic (As)
Max 0.0002%
Lead (Pb)
Max 0.001%
Iron (III) salts (as Fe)
Max 0.2%
Copper (Cu)
Max 0.005%
Manganese (Mn)
Max 0.1%
Mercury (Hg)
Max 0.0003%
Zinc (Zn)
Max 0.05%
Safety Information & Hazard Symbols
Symbol
GHS07
Signal Word
Warning
Hazardous Statement
H302-H315-H319
Precaution Statement
P305 + P351 + P338