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MAGNESIUM SULPHATE HEPTAHYDRATE AR/ACS

Epsom salts

COAs

Packings

500 g (00500)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PW1206500 1PDL00040K 1PDLP0065K
Print friendly version
Article No. 04479 Grade AR/ACS
Purity 99.5% CAS No. 10034-99-8
Molecular Formula MgSO4.7H2O Molecular Weight 246.47
H.S. Code 2833.2100 Shelf Life 60 Months

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] < 0.133 hPa at 20 °C
Density [g/cm3] 1.678 Solubility in water [% weight] 246.48 g/l at 20 °C - completely soluble

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%
Revision Date: 18-Oct-2019

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