title: Liquid membrane ion-selective electrodes for diquat and paraquat.
mesh_terms: D004178:Diquat / Q000032:analysis*; D004566:Electrodes; D008567:Membranes, Artificial; D010269:Paraquat / Q000032:analysis*; D011726:Pyridinium Compounds / Q000032:analysis*
chemical_list: D008567:Membranes, Artificial; D011726:Pyridinium Compounds; D004178:Diquat; D010269:Paraquat