Potassium tetraborate

Potassium tetraborate is used in the production of welding and soldering fluxes and lubricants.

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K₂B₄O_7· 4H₂O

Details

Chemical Formula

K₂B₄O_7· 4H₂O

EC Number

215-575-5

CAS Number

12045-78-2

Industries

Industry chemicals

Applications

Welding & Soldering
Lubricants & Greases
Processing aid
Intermediate

Specification

Assay (K₂B₄O₇ · 4H₂O): min. 98.5%
Chloride (Cl): max. 0.05%
Sulphate (SO₄): max. 0.02%
Iron (Fe): max. 0.001%
Lead (Pb): max. 0.005%

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