Potassium Pyrophosphate CAS:7320-34-5 Manufacturer Supplier

Potassium pyrophosphate, also known as tetra-sodium pyrophosphate, is made from the melting of di-potassium phosphate which causing it loss of one water molecule. At room temperature, it is as a white crystalline powder or granules and has a strong moisture absorption capability in air and is easily soluble in water but insoluble in ethanol. Its aqueous solution is alkaline and has effect on inhibition of food spoilage and fermentation.

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Application and Effect

Potassium pyrophosphate is mainly used as an emulsifier, quality improver and metal ion chelating agent. It can be found in herbicidal compositions as a spray adjuvant. It is also used as an anionic dispersant in water-based (latex) paints.It is mainly for applied to non-cyanide electroplating for being used as the complexing agent for replacement of sodium cyanide. It is also be used as a plating pretreatment agent and pyrophosphate plating solution. It can also be used as the components for formulation of clothing detergent, metal surface cleaning agent and bottle detergent as well as the additive used in various kinds of detergents. It can also be used as the clay dispersant in the field of the ceramic industry, the dispersant and buffer for pigment and dye. Bleaching and dyeing industry can use it for the removal of the small amount of ferric ion in water for improving the quality of dyeing.