title: [Methods for the quantitative determination of guanidine derivative drug substances].
mesh_terms: D006146:Guanidines / Q000032:analysis*; D008722:Methods; D010783:Photometry / Q000379:methods; D013046:Specific Gravity
chemical_list: D006146:Guanidines
vernacular_title: Metody kolichestvennogo opredeleniia lekarstvennykh veshchestv, proizvodnykh guanidina.