Determination of quaternary ammonium compounds.
D064751:Ammonium Compounds; D000891:Anti-Infective Agents, Local; D003879:Dermatologic Agents; D000644:Quaternary Ammonium Compounds / Q000737:chemistry*
D064751:Ammonium Compounds; D000891:Anti-Infective Agents, Local; D003879:Dermatologic Agents; D000644:Quaternary Ammonium Compounds
ANTISEPTICS, QUATERNARY AMMONIUM/chemistry