Australian Approved Name (AAN): Borax pentahydrate
Common names and synonyms: Sodium tetraborate pentahydrate
Molecular formula: Na2B4O7.5H2O
Molecular weight: 291.3
Conversions (% Boron): 14.84
Maximum daily dose: The maximum recommended daily dose must provide no more than 6mg of Boron.
Warnings and restrictions: Boron is a mandatory component of Borax pentahydrate.
In preparations for dermal use, which are not for paediatric or antifungal use, the concentration of boron in the medicine must be no more than 3500 mg/kg or 3500 mg/L or 0.35%.
Allowable purpose of the ingredient: Active. Excipent
TGA reference: Chemical Abstract Service