untitled BRITISH STANDARD BS EN 14668 2005 Incorporating Corrigendum No 1 Surface active agents — Determination of quaternary ammonium surface active agents in raw materials and formulated products —[.]
BRITISH STANDARD BS EN 14668:2005 Incorporating Corrigendum No Surface active agents — Determination of quaternary ammonium surface active agents in raw materials and formulated products — Potentiometric two-phase titration method The European Standard EN 14668:2005 has the status of a British Standard ICS 71.100.40 12&23