Витамин В7 (Биотин)

ITEM

STANDARD

Descripion and solubility

Practically white,crysalline powder.

Very slightly soluble in water and in alcohol; insoluble in other common organic solvents.

Identification

A. Infiared absorption

To match with the reference IR spectrum

B. Specific optical rotation

Meet the requirements

C. HPLC

The retention time of the major peak of the   Sample solution corresponds to that of the Standard solution, as obtained In the Assay.

Assay

97.5%-102.0%