related substance

• 有关物质

related substance的用法和样例：

例句

1. HPLC method for determination of dihydroartemisinin and other related substancesin artesunate andartesunate for injection was established.
   建立了反相高效液相色谱法测定青蒿琥酯及注射用青蒿琥酯中杂质二氢青蒿素及其它有关物质。