Biotin USP 1 Gr – AFG Scientific Chemical Reference Standard

Biotin (Vitamin H), CAS No. 58-85-5, with molecular formula C10H16N2O3S, is a USP grade chemical reference standard. Supplied by AFG Scientific in 1 gram packages, this product provides a reliable reference standard for analytical and quality control laboratories with an assay purity range of 97.5-100.5%.

This substance appears as white or off-white powder with a melting point of 229-233°C and molecular weight of 244.31 g/mol. The optical rotation is specified as [a]D25 = 89-93°. Its USP grade designation guarantees compliance with pharmacopeial standards and suitability as a reference material for laboratory analysis.

The product must be stored at 0-8°C; this condition is critical for maintaining stability. It is suitable for use as a reference standard in pharmaceutical analysis, dietary supplement testing studies, and academic research applications.

Technical Specifications

Applications

• Pharmaceutical analysis and quality control reference standard
• Biotin content testing studies for dietary supplements
• Reference material in academic and research laboratories