Hydroxymetronidazole (Standard) is the standard substance of Hydroxymetronidazole, and it is applicable for quantitative analysis, quality control, and related research in biochemical experiments. Hydroxymetronidazole (Metronidazole-OH) is a nitroimidazole compound that functions as a metabolite of Metronidazole. It is commonly employed in poultry research to investigate bacterial and protozoal diseases, as well as in the study of swine dysentery and genital trichomoniasis in cattle.