Quench correction in Cerenkov counting: channels ration and external source channels ratio methods.
D000096:Acetone; D000473:Alkanes; D002725:Chloroform; D000431:Ethanol; D007202:Indicators and Reagents; D008433:Mathematics; D008722:Methods; D008751:Methylene Blue; D010759:Phosphorus Isotopes; D011874:Radiometry / Q000592:standards; D014867:Water
D000473:Alkanes; D007202:Indicators and Reagents; D010759:Phosphorus Isotopes; D014867:Water; D000096:Acetone; D000431:Ethanol; D002725:Chloroform; D008751:Methylene Blue