Sodium Benzoate contains NLT 99.0% and NMT 101.0% of sodium benzoate (C 7 H 5 NaO 2), calculated on the anhydrous basis. United States Pharmacopeia (2019). NF Monographs, Sodium …

The preservative efficacy of sodium benzoate is unequivocally dependent on the pH of the formulation. Its antimicrobial activity is maximized in acidic environments where the concentration of the active, …

Assay— Transfer about 600 mg of Sodium Benzoate, accurately weighed, to a 250-mL beaker. Add 100 mL of glacial acetic acid, stir until the assay specimen is completely dissolved, add 2 drops of crystal …

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DESCRIPTION Sodium Benzoate occurs as white granules, a crystalline powder, or flakes. One g dissolves in 2 mL of water, in 75 mL of alcohol, and in 50 mL of 90% alcohol.

USP Monographs, Sodium Benzoate Compounded Oral Solution. USP-NF. Rockville, MD: United States Pharmacopeia.

USP is consolidating its official publications from 15 to six issues per year. Subscribers will receive the same information and updates related to USP standards, general chapters, and monographs as …

This guide provides a comprehensive comparison of the preservative effectiveness of sodium benzoate and benzoic acid, focusing on their antimicrobial efficacy, mechanisms of action, and performance …

Q2: Why is the pH of the food product critical for the efficacy of sodium benzoate? The antimicrobial activity of sodium benzoate is almost entirely dependent on the presence of undissociated benzoic acid.

Sodium benzoate remains a trusted and effective preservative for acidic liquid pharmaceutical preparations. Its antimicrobial activity, when used at optimal pH and concentration, ensures the …