title: A rapid and sensitive spectrophotometric method for determination of hydrogen sulfide with 2,2'-dipyridyl disulfide.
mesh_terms: D015082:2,2'-Dipyridyl / Q000031:analogs & derivatives; D004220:Disulfides; D006862:Hydrogen Sulfide / Q000032:analysis*; D007202:Indicators and Reagents; D011725:Pyridines; D013056:Spectrophotometry, Ultraviolet / Q000379:methods
chemical_list: D004220:Disulfides; D007202:Indicators and Reagents; D011725:Pyridines; C001105:2,2'-dipyridyl disulfide; D015082:2,2'-Dipyridyl; D006862:Hydrogen Sulfide