為實驗者效勞
2-Butanol CAS:78-92-2
1L
CAS:57-55-6
1,2-Propylene glycol, extra pure, Pharmpur®, Ph Eur, BP, USP
Dextrin white CAS: 9004-53-9
Diethylene glycol CAS: 111-46-6
L(+)-Tartaric acid
CAS :87-69-4