title: Flow injection analysis of environmental samples for nitrate using an ion-selective electrode.
mesh_terms: D001322:Autoanalysis / Q000295:instrumentation; D004566:Electrodes; D004785:Environmental Pollutants / Q000032:analysis*; D009566:Nitrates / Q000032:analysis*
chemical_list: D004785:Environmental Pollutants; D009566:Nitrates