... pharmaceutical industry, such as the manufacture of Vitamin A1, Vitamin BI, Sulfamethoxypyridazine, Sulfadiazine, trimethoprim and so on ... Mainly used in pharmacy, such as preparation of Vitamin A1, Vitamin B1, Sulfadoxine, Trimethoprim(TMP), etc. A ... of biodiesel, or pharmaceutical intermediates to produce Vitamin A1, VItamin B1, Sulfamethoxypyridazine, Sulfadiazine, Trimethoprim etc.Package ...