Boric Acid (H₃BO₃)
- S-1-Pharmaceutical Inorganic Chemistry
- Feb 26
- 1 min read
Updated: Mar 2
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Preparation
Boric acid is prepared by reacting borax (sodium tetraborate decahydrate) with a mineral acid such as hydrochloric acid:
Na2B4O7⋅10H2O + 2HCl → 4H3BO3 + 2NaCl + 5H2O
Properties
White, odorless crystalline powder.
Slightly soluble in cold water and more soluble in hot water.
Weakly acidic, with mild antiseptic and antifungal properties.
Chemical formula: H₃BO₃.
Uses
As an antiseptic for minor cuts and burns.
In ophthalmic preparations to treat eye infections.
As a buffering agent in various pharmaceutical formulations.
Used in the treatment of yeast infections in dilute concentrations.
Storage of Boric Acid
Store in a cool, dry place.
Keep in a well-sealed container to avoid moisture absorption.
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