22. Emphasizes the need to ensure that adequate mechanisms are in place, where necessary and to the extent possible, to prevent the diversion of preparations containing substances listed in tables I and II of the United Nations Convention against Illicit Traffic in Narcotic Drugs and Psychotropic Substances of 1988, pertaining to illicit drug manufacture, which could easily be used or recovered by readily applicable means, in particular those containing ephedrine and pseudoephedrine;
22. 强调必须确保必要时尽可能建立适当机制，防止将含有1988年《联合国禁止非法贩运麻醉药品和精神药物公约》表一和表二所列的、与非法药物制造有关的、可通过简便手段轻易使用或分离的物质转作他用，特别是将含有麻黄碱和伪麻黄碱的制剂转作他用；