title: A rapid method for the simultaneous determination of paraquat and diquat in pond and river waters by pyrolysis and gas chromatography.
mesh_terms: D002849:Chromatography, Gas; D004178:Diquat / Q000032:analysis*; D006358:Hot Temperature; D008722:Methods; D010269:Paraquat / Q000032:analysis*; D011726:Pyridinium Compounds / Q000032:analysis*; D014873:Water Pollutants / Q000032:analysis*; D014874:Water Pollutants, Chemical / Q000032:analysis*
chemical_list: D011726:Pyridinium Compounds; D014873:Water Pollutants; D014874:Water Pollutants, Chemical; D004178:Diquat; D010269:Paraquat