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Potassium metabisulfite Specification

executive standard: european food grade potassium metabisulfite E224
molecular formula: K2S2O5=222.326
molecular weight: 222.33
CAS Number: 16731-55-8

Product characteristics:

The Product was colorless crystal or white crystalline powder with the relative density of 2.34 .The melting point was 150-190oC(decomposition). The product had a flavor of sulfur dioxide and soluble in water with acidic aqueous solution, it was not soluble in ethanol. Sulfur dioxide was released from acidic solution and oxidized to sulfate in the air.

Product usage:
the product was used for the preparation of photographic developing solution, which was also used as food bleaching agents, preservatives, antioxidants .In addition, it could be used to retain freshness of wine, fruit juice, beer clarifying agent, fruits and vegetables, meat , grapes, as well as the non-cyanide silver plating.

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Products package and transport process

25kg plastic bag per net, 18000kg into 1*20FCL Container with pallets. Or according to the buyer's requirements.

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We are the Chinese Specification Index Authors of Potassium metabisulfite. So we have the best competitive price and quality Guarrantee in China