Tetrapotassium Pyrophosphate / Potassium Pyrophosphate

Other Trading Names: TKPP

CAS Number: 7320-34-5

HS Code: 28353900

Types of Packaging:

  • 25 kg/ bag
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Availability: In stock
Tetrapotassium Pyrophosphate / Potassium Pyrophosphate

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White crystalline powder or granules

Assay (as K4P207)


Fluoride (expressed as fluorine)

10 ppm max


3 ppm max

Water insoluble matter


Heavy Metals (as Pb)

10 ppm max


2 ppm max

Chemical Description

  • Tetrapotassium pyrophosphate, also known as potassium pyrophosphate, is a white crystalline powder with the chemical formula K4P2O7.
  • Due to its versatile properties, it is widely used in various industries including food and beverage, agriculture, cosmetics and personal care, industrial cleaning, and water treatment.
  • One of its main uses is in the food industry, where it acts as a multifunctional ingredient.
  • Tetrapotassium pyrophosphate acts as a chelating agent, stabilizer, and texture enhancer in processed foods, helping to maintain pH, prevent discoloration, and improve texture in products such as canned seafood, meat, and dairy products.
  • In addition, it plays an important role in baking powder by regulating the release of carbon dioxide and improving the fermentation of baked goods.
  • In the beverage industry, tetrapotassium pyrophosphate acts as a chelating agent, preventing metal ions from catalyzing undesired reactions and ensuring product quality and stability.
  • Agriculture also benefits from the use of tetrapotassium pyrophosphate as a fertilizer additive.
  • By increasing the availability of phosphorus and potassium to plants, it facilitates nutrient uptake and improves soil fertility, contributing to healthy plant growth and increased crop yields.
  • In the field of cosmetics and personal care products, tetrapotassium pyrophosphate acts as a pH regulator, emulsifier, and water softener.
  • Tetrapotassium Pyrophosphate helps stabilize formulations, improve product texture, and increase the effectiveness of active ingredients.
  • Industrial uses of tetrapotassium pyrophosphate include its use as a dispersant and scale inhibitor in cleaning processes.
  • It extends equipment life and maintains operational efficiency by preventing the formation of mineral deposits in pipes, boilers, and heat exchangers.
  • Additionally, tetrapotassium pyrophosphate has applications in water treatment, helping to bind metal ions, control pH, and prevent scale formation in cooling water systems and
  • Overall, tetrapotassium pyrophosphate plays an important role in many industrial processes, contributing to the production of high-quality consumer products and the efficient operation of devices and systems.
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Tetrapotassium Pyrophosphate / Potassium Pyrophosphate