Preformulation studies on combination of ornidazole and ...
2021-3-19 · Figure 3: Zero order UV spectra; a) Ornidazole (OZ) b) Doxycycline hyclate Development of UV method: Method I Vierordt’s method was used which is also known as simultaneous equation method. It is based on recording of absorbance at two selected absorption maxima wavelengths i.e . 319 nm ( λmax of OZ) and 274 nm ( λmax of DX) (Fig. 3).
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