墨西哥 · 品目· 5 个子目· 0 个税号
2923季铵盐、氢氧化物、卵磷脂及其他磷氨基脂
Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined
Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined