IUPAC Name
Tetrapotassium Diphosphate
Cas Number
7320-34-5
HS Code
2835.39.00
Formula
K4P2O7
Appearance
White Powder
Common Names
Tetrapotassium Diphosphate, Diphosphoric acid, Tetrapotassium Salt, TKPP
Packaging
25 Kg Bag
Tetrapotassium pyrophosphate is an inorganic potassium salt providing powerful sequestration of calcium/magnesium/iron ions, buffering at alkaline pH (10-11), and dispersing/emulsifying properties as primary chelating agent, emulsifier, and stabilizer at 0.1-3% usage with excellent heat stability. In the food industry, it delivers protein dispersion, emulsion stabilization, and mineral control ideal for processed meats, seafood, cheese, and pet foods.
Processed meats: Protein solubilizer in injection brines and emulsions improving cook yield (10-15%) and slice cohesion in hams/sausages, sequesters minerals preventing gelation during tumbling.
Seafood: Stabilizes surimi and imitation crab preventing texture degradation, disperses proteins for smooth mouthfeel, heat-stable through cooking at 90°C.
Processed cheese: Emulsifying salt (2-4%) creating smooth melt flow preventing fat separation, controls pH for stretchy consistency during heating to 80°C.
Pet foods: Protein modifier enhancing moisture retention and palatability in semi-moist formulations, prevents drying during 12-month ambient storage.
Meat analogs: Improves plant protein dispersion and fat emulsification in veggie patties preventing purge loss, synergizes with caseinate systems.
In detergents, chelates hardness ions boosting cleaning efficiency; in water treatment, controls scale/corrosion as shale inhibitor; in oral care, anti-tartar agent reducing calculus formation; in drilling fluids, deflocculant preventing mud settling; in textiles, disperses dyes preventing aggregation.