title: [Constituents of Geranium thunbergii Sieb. et Zucc. III. Application of determination methods of tannin activity with hemoglobin and of ellagitannin with nitrous acid (author's transl)].
mesh_terms: D004610:Ellagic Acid / Q000031:analogs & derivatives; D006454:Hemoglobins; D008722:Methods; D009608:Nitrous Acid; D010946:Plants, Medicinal / Q000032:analysis*; D013634:Tannins / Q000032:analysis*
chemical_list: D006454:Hemoglobins; D013634:Tannins; D004610:Ellagic Acid; D009608:Nitrous Acid