F2HK
78.1031 g/mol
Industrial ChemicalDanger
Potassium bifluoride
CAS7789-29-9EC232-156-2
Category
Industrial Chemical
Compound Class
Inorganic Salt
Primary Use
etchant for glass
Potassium bifluoride is an inorganic salt composed of potassium and bifluoride ions. It is a colorless solid commonly employed as an etchant for glass.
etchant for glass
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Controlled substances
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Relevant lists:Australia Group Chemical Weapons Precursors
CAS 7789-29-9
Related Compounds
StrongSame Parent
Hydrogen fluoride
CAS7664-39-3
glass etching and metal cleaning
ReferenceSame Category
Sodium bromate
CAS7789-38-0
oxidizing agent in industrial processes
ReferenceSame Category
Calcium bromide
CAS7789-41-5
Drilling fluids and brine applications
ReferenceSame Category
Cupric bromide
CAS7789-45-9
brominating agent in organic synthesis
ReferenceSame Category
Strontium bromide hexahydrate
CAS7789-53-9
Industrial chemical reagent
Referencestereoisomer of
Lithium fluoride
CAS7789-24-4
Optical systems and X-ray spectroscopy
Safety Reference
Danger
H301Toxic if swallowed
H314Causes severe skin burns and eye damage
H310Fatal in contact with skin
H318Causes serious eye damage
Customs Tariff Classification
The international HS code for Potassium bifluoride (CAS 7789-29-9) is 2826.19.
HS code (international, 6-digit)
2826.19
EU CN code (8-digit)
2826 19 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
potassium;fluoride;hydrofluoride
InChIKey
VBKNTGMWIPUCRF-UHFFFAOYSA-M
SMILES
F.[F-].[K+]
Synonyms (19)
- Bifluorure de potassium
- HYDROGEN POTASSIUM DIFLUORIDE
- Hydrogen potassium fluoride
- KHF2, Potassium fluoride
- POTASSIUM ACID BIFLUORIDE
- Potassium acid fluoride
- Potassium bifluoride
- Potassium bifluoride-crystal
- Potassium fluoride (K(HF2))
- Potassium fluoride (K(HF2)a)
- Potassium hydrogen difluoride
- Potassium hydrogenfluoride