Potassium tetraborate

Synonyms

Boric acid, dipotassium salt; Boron potassium oxide (B4K2O7); Dipotassium tetraborate; Potassium borate; [ChemIDplus] Potassium biborate; [Merck Index]

Category

Metalloid Compounds (Boron)

Description

Pentahydrate: White solid; [Merck Index] White crystalline solid; Odorless; [U.S. Borax MSDS]

Sources/Uses

Used as a cleanser; [REPROTOX] Used as a neutron absorber, in cleaning compounds, soldering and brazing fluxes, and as a flux in welding rods; [U.S. Borax MSDS]

Comments

Not a skin or eye irritant; Inhalation of dusts at concentrations greater than 10 mg/m3 may cause mild nose and throat irritation; Low acute oral toxicity; The testes have been shown to be a target organ of toxicity in high-dose oral animal studies; [U.S. Borax MSDS] See "Boric acid."

Biomedical References

Processes

Industrial Processes with risk of exposure:

• Brazing
• Soldering
• Welding