1-Octadecanaminium, N,N-dimethyl-N-(3-sulfopropyl)-, hydroxide, inner salt 1-Octadecanaminium, N,N-dimethyl-N-(3-sulfopropyl)-, inner salt 13177-41-8 Dimethyloctadecyl(3-sulphopropyl)ammonium hydroxide EINECS 236-124-9