title: Automated simultaneous determinations of titratable acidity and ammonium ion in urine.
mesh_terms: D000468:Alkalies; D001322:Autoanalysis; D002021:Buffers; D006863:Hydrogen-Ion Concentration; D007202:Indicators and Reagents; D008722:Methods; D010636:Phenols; D000644:Quaternary Ammonium Compounds / Q000652:urine*; D012965:Sodium Chloride; D014556:Urine / Q000032:analysis*
chemical_list: D000468:Alkalies; D002021:Buffers; D007202:Indicators and Reagents; D010636:Phenols; D000644:Quaternary Ammonium Compounds; D012965:Sodium Chloride