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MOQ: 1.00MT
Other Name: Potassium pyrosulfite
Category: Preservatives, Bleaching Agents
Origin: hangzhou, Zhejiang, China
Brand: OEM



potassium metabisulfite colorless crystal or white powder
Potassium pyrosulfite
16731-55-8 240-795-3
K2O5S2 222
190 ℃
General Product
Basic Description
The Product was colorless crystal or white crystalline powder with the relative density of 2.34 .The melting point was 150-190℃(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.
Main Property
The product was used for the preparation of photographic developing solution, which was also used as food bleaching agent, preservatives, antioxidants. In addition, it could be used to retain freshness of wine, fruit juice, beer clarifying agent, fruits and vegetables, meat, graps, as well as the non-cyanide silver plating.
Package & Storage
Package: 25kg per bag, or by user`s request. Storage: dry and cool place avoid fire and heat
Detail Description
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