PK2728 Potassium Bifluoride (CAS 7789-29-9)

Catalog No. PK2728
Molecular Formula F2HK
CAS Number 7789-29-9
Appearance Colorless Hygroscopic Crystals
Purity 99%~99.999%

Potassium Bifluoride (CAS 7789-29-9) is a water-insoluble Potassium source for use in oxygen-sensitive applications, such as metal production. Stanford Advanced Materials (SAM) offers high-quality Potassium Bifluoride products.

Related products: Potassium Bicarbonate; Potassium Disulfate;

Potassium Bifluoride Description

Potassium Bifluoride (F2HK) is a water-insoluble Potassium source for use in oxygen-sensitive applications, such as metal production. In extremely low concentrations (ppm), fluoride compounds are used in health applications.

Stanford Advanced Materials (SAM) is a leading supplier of Potassium Bifluoride across the world who has over two decades in the manufacture and sale of high-quality Potassium Bifluoride so you can rest assured to buy the PotassiumBifluoride provided by SAM.


Potassium Bifluoride Specifications

CAS Number


Molecular formula


Molecular weight

78.11 g/mol


2.37 g/cm3

Melting Point

238.9 °C

Solubility in H2O

Soluble in H2O; Insoluble in EtOH


Colorless Hygroscopic Crystals


Potassium Bifluoride Applications 

Potassium Bifluoride is widely used as an etchant in glass and cleaning products. It finds an important application in the synthesis of special optical glass viz. crown and crown flint glass and as a catalyst for polymerization. It is involved in the manufacturing of wood preservatives, soldering agents, and brazing. It is also used in the manufacturing of organic and inorganic fluorine compounds.


Safety Information 



Signal word


Hazard statements


Precautionary statements

P280 - P301 + P310 + P330 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338

Personal Protective Equipment

Faceshields, Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter


UN 2692 8 / PGI

WGK Germany



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