為實驗者效勞
Benzophenone CAS:119-61-9
250G
Diethylene glycol monobutyl ether CAS: 112-34-5
Dibutylamine CAS: 111-92-2
Barium chloride 2-hydrate CAS:10326-27-9
L(+)-Tartaric acid
CAS :87-69-4