5. This standard determines the technical requirements for the extract of Astragalus maxifolia for veterinary drug preparations. 5.1. Appearance: Brown to tan paste. 5.2. Technical indicators should comply with the provisions of Table 2. Table 2 Technical indicators Project indicators require that in the identification thin layer chromatography of ephedrine hydrochloride, at the position corresponding to the chromatogram of the reference substance, spots of the same color will appear. In the identification thin layer chromatography of ammonium glycyrrhizinate, at the position corresponding to the chromatography of the reference substance, Fluorescent spots showing the same color. In the thin-layer chromatography for identification of amygdalin, at the position corresponding to the reference substance chromatogram, the spots showing the same color have a pH value of 3.5~5.5 and a relative density of 1.15~1.25 (60℃±5℃). Content determination per 1g contains ephedra, calculated as ephedrine hydrochloride (C10H15NO·HCl), ≥0.60mg
T/SDAHA 004-2023 history
2023T/SDAHA 004-2023 Maxine root extract for veterinary preparations