Sodium Metabisulfite (Pirosulfite)

Decomposition temperature 65°C. Density: 2.36 g/cm³. Melting point 150°C. Hydrolyzes in water to sodium hydrosulfite

Sodium metabisulphite (Pyrosulfite) 25kg, wholesale is a slightly yellow or white crystalline powder. Properties: pungent smell of sulfur dioxide, soluble in water, poorly soluble in ethyl alcohol, insoluble in fats and oils, has an acidic reaction. Obtained by passing sulfur dioxide through a soda-sulfite solution. When heated, SO2 is released. Melting point 150°C. Decomposition temperature 65°C. Density: 2.36 g/cm³

The chemical formula is Na2S2O5.

Where is it applied?

In the food industry;

In the chemical industry for the treatment of various effluents;

In mechanical engineering, it is used to neutralize effluents that contain chromium;

In agriculture for conservation of winter fodder and for grain processing;

In organic analysis for the determination of aldehydes.

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