Metronidazole

items standards results Identification IR Comply Characteristics A white or slightly yellowish crystalline slightly yellowish Decription Practically insoluble in water,freely soluble in methylese loride,soluble in acetone,slightly solule in alcohol Comply Melting point 99-102 C 100.1-100.4 C A(1%,1CM)OF UV 525-575 547 Primary aromatic mines rotation Positive reaction comply Appearance of solution ≤ reference suspension II, ≤ reference solution <GY3 ≤II <GY3 Acidity Add 0.02 M NaOH to the solution Comply Related substances Any impurity ≤0.1% Total≤0.2% 0 0.10% Clarity&Color Suspension II and solution GY6 Comply Loss on drying ≤0.5% 0.25% Heavy metal ≤20PPM <20PPM ulphated ash ≤0.1% 0.06% Assay 98.5%-101.0% 99.67% 2004 CONCLUSIONCOMPLY WITH THE REOUIREMEN OF BP2004 STANDARD