n-Cetyl n,n,n,tri methyl ammonium bromide - is a quaternary ammonium surfactant.
C 1885 (OTTO) n-Cetyl n,n,n,tri methyl ammonium bromide, 99% Cas 57-09-0 - used for detergent-based extraction of membrane-associated enzymes such as alkaline phosphatase, and in extraction of chromium and palladium.