PBTC | 2-Phosphonobutane 1, 2, 4-Tricarboxylic Acid

We, Innova Priority Solutions offered superior quality of PBTC (2-Phosphonobutane 1, 2, 4-Tricarboxylic Acid), disodium salt. We are the Importers, Exporters, Distributors and Supplier of PBTC (2-Phosphonobutane 1, 2, 4-Tricarboxylic Acid).

PBTC chemical is high efficient agent for scale and corrosion inhibitor. It is an excellent stabilizer for zinc salt. PBTC has low content of phosphoric, has structural features of both phosphoric acid and carboxylic acid group, which enable its excellent scale and corrosion inhibition properties.


PBTC is a highly effective chelating agent and sequestering agent.




Clear Pale Yellow Liquid

Active Content


Phosphoric Acid (as PO4)

0.2% max.

Chlorides (as Cl)

10 ppm max.

Iron (as Fe)

5ppm max.

pH Value (1% aqueous)


Color, APHA

80 max.

Density( 20°C),g/cm3


Viscosity (20°C, mpa.s)



PBTC is usually used together with zinc salt, copolymer, organophosphine, imidazole and other Water Treatment Chemicals.

PBTC is widely used in circulating cool water system and oilfield refill water system as scale and corrosion inhibitor

PBTC is used in situations of high temperature, high hardness, high alkali and high concentration index

Multifunctional and cost effective performance makes it an excellent replacement to other sequestrants e.g EDTA, DTPA, NTA etc


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