Potassium tetrafluoroborate

Synonyms

Avogadrite; Boron potassium fluoride; Potassium boride fluoride; Potassium borofluoride; Potassium boron fluoride; Potassium fluoborate; Potassium fluoroborate; Potassium fluorohydroborate; Potassium hydrofluoroborate; Borate(1-), tetrafluoro-, potassium; [ChemIDplus]

Category

Metals, Inorganic Compounds

Description

Solid; [Merck Index] White odorless powder; [Solvay Fluorides MSDS]

Sources/Uses

Used in resin-bonded grinding wheels as a filler and may be used as a soldering flux; [Merck Index] Used in the basic chemicals industry, for extraction, refining, and processing of metals, as alloying additive (aluminum), filler, flux agent for casting, and welding and soldering agent; [IUCLID]

Comments

Harmful effects limited by low solubility; May cause irritation following prolonged skin contact or inhalation of dust; [IUCLID] May cause eye and mucous membrane irritation; Unlike fluoride, the tetrafluoroborate ion does not accumulate in the body; [Solvay Fluorides MSDS]

Biomedical References

Processes

Industrial Processes with risk of exposure:

• Aluminum Producing
• Metal Extraction and Refining
• Soldering
• Welding