title: [Determination of ammonium and nitrite ions in the water of reservoirs].
mesh_terms: D009573:Nitrites / Q000032:analysis*; D010783:Photometry; D000644:Quaternary Ammonium Compounds / Q000032:analysis*; D014873:Water Pollutants / Q000032:analysis*; D014874:Water Pollutants, Chemical / Q000032:analysis*; D014881:Water Supply / Q000032:analysis*
chemical_list: D009573:Nitrites; D000644:Quaternary Ammonium Compounds; D014873:Water Pollutants; D014874:Water Pollutants, Chemical
vernacular_title: K voprosu opredeleniia ammoniĭnykh i nitritnykh ionov v vode vodoemov.