"Fettsäurederivate." . . "Analytische Chemie." . . "Agentes tensoactivos Análisis." . . "Analyse." . . "Fettalkohole." . . . . . . . . . . . "Nonionic surfactants : Chemical analysis" . . . . . . . . . . . . . . . . . . . . . . . . . "Nonionic surfactants : chemical analysis" . . "Nonionic surfactants : chemical analysis"@en . "Surface active agents Analysis." . . "Surface-Active Agents analysis." . "Agentes ativos de superficies." . . "Tensid." . . "Komplexe." . . "Chromatografie." . . "Vetzuren." . . "Surfactantia." . . "Spectrometrie." . . "Grenzflächenaktiver Stoff." . . "agent tensioactif analyse chimique [études diverses]" . . . . "Surfactants Analyse." . . "Chemische analyses." . . "Polyoxyethyleen." . .