MAGNESIUM SULPHATE HEPTAHYDRATE
MAGNESIUM SULPHATE HEPTAHYDRATE AR/ACS
Short Name: MAGNESIUM SULPHATE HEPTAHYDRATE
Synonym: Epsom salts
Basic Details
Article No.
LG2842
Grade
AR/ACS
Purity
99.5%
CAS No.
10034-99-8
HS Code
2833.2100
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Colorless crystals
Odour
Odorless
pH value
5 - 8 at 50 g/l
Decomposition point [°C]
>150°C
Vapour pressure [20°C]
Density [g/cm3]
1.678
Solubility in water [% weight]
246.48 g/l at 20 °C - completely soluble
Chemical Specifications
Appearance
Colorless crystals or a white, crystalline powder
Assay
99.5 - 102%
Insoluble matter in water
Max 0.005%
pH (5% solution in water)
5 - 7
Nitrate (NO3)
Max 0.002%
Ammonium (NH4)
Max 0.002%
Chloride (Cl)
Max 0.0005%
Calcium (Ca)
Max 0.02%
Heavy metals (by ICP-OES)
Max 0.0005%
Iron (Fe)
Max 0.0005%
Potassium (K)
Max 0.005%
Manganese (Mn)
Max 0.0005%
Sodium (Na)
Max 0.005%
Strontium (Sr)
Max 0.005%
Safety Information & Hazard Symbols