2923: Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined.
Total
29
Children
292310: Choline & its salts
292320: Lecithins & other phosphoaminolipids
292390: Quaternary ammonium salts & hydroxides; lecithins & other phosphoaminolipids, whether/not chemically defined (excl. of 2923.10 & 2923.20)
Corresponds to
No mappings available
Translates to: