Sodium lauryl sulfate
Anionic
Benzalkonium chloride
Cationic
Quaternary ammonium compounds
Cationic
Polypeptides
Amphoteric
Proteins
Amphoteric
Alkyl pentanes
Amphoteric
Lecithin, Cephalin
Amphoteric
Fatty alcohols
Steroid alcohols
Glyceryl ester
Non-ionic
Most stable surface active agents
Nonionic