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Tripotassium Phosphate (TKP)

Airedale Chemical Tripotassium Phosphate holds the formula K3PO4 and is commonly found in foods as an additive. TKP is known for its features as a foaming and whipping agent as well as an emulsifier.



Airedale Chemical Tripotassium Phosphate is used as a fertilizer on farms and other areas of agriculture


Also used in the pharmaceutical and papermaking industries.

Various personal care applications including Shaving cream and hand soaps

Used as a food additive for emulsifying, foaming and whipping other ingredients.

It can be combined with fatty acids for use as a potential antimicrobial agent in poultry processing.

Found in cooked and cured meats, milk and cream products and drinking chocolate.

Used in photographic (silver halide) processing. It has been promoted as a useful alkali by amateur photographers.


Airedale Chemical supplies TKP in 2 forms; Firstly as a solid, a white powder with no distinguishing odour which can be purchased in 25KG bags. Secondly as a liquid solution, a clear, colourless solution with no distinguishing odour which is available in 25L, 200L, 1000L IBCs.

CAS Number:
EC Number:
Other names:
Potassium Phosphate, Tribasic, TKP, Tri Potassium Phosphate

Available in the following sizes.

25kg Bag

25L Drum

200L Drum

1000L Container

Bulk Transfer

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    We are unable to sell chemicals to members of the public

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