Magnesium chloride hexahydrate IP 25KG Go Back


: 7791-18-6

Molecular Formula

: MgCl2.6H2O

Molecular Weight

: 203.3
Description: Colourless crystals; hygroscopic.
Solubility: Very soluble in water; freely soluble in ethanol (95%).
Identification A (By Chemical test): A curdy white precipitate should form which is insoluble in nitric acid but soluble in Ammonia solution after well washed with water.
Identification B (By Chemical test): A white crystalline precipitate should produce.
Appearance of Solution: A 10% w/v solution should be clear and colourless.
Acidity & alkalinity: Not more than 0.3mL of either 0.01M hydrochloric acid or 0.01M sodium hydroxide should require to change the colour of the solutioin.
Arsenic (As): NMT 2ppm
Heavy metals: NMT 20ppm
Iron (Fe): NMT 10ppm
Calcium (Ca): NMT 0.1% w/w
Sulphate (SO4): NMT 100ppm
Assay (By Titration): 98.0% to 101% w/w
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