Erythromycine

Test Specification Characters : A white or slightly yellow, crystalline powder. It should odorless or practically odorless. Solubility : Slightly soluble in water; soluble in alcohol, in chloroform and in ether. Identification (By IR) : The IR absorption spectrum of a solution should exhibit maxima only at the same wavelengths as that of a similarly prepared solution of working standard of Erythromycin,