| 助 |
zhù jì | additive / reagent |
| 助 |
zhù | to help / to assist |
| 剂 |
jì | (bound form) a compound made by mixing ingredients (esp. a medicinal or chemical product) / (bound form) small piece of dough cut from a rolled log, used for making mantou (steamed buns) or dumplings / classifier for a dose of medicine |