為實驗者效勞
Barium sulfate CAS:7727-43-7
500G
CAS:57-55-6
1,2-Propylene glycol, extra pure, Pharmpur®, Ph Eur, BP, USP
2,6-Di-tert-butyl-4-methylphenol CAS: 128-37-0
CAS:1310-73-2
Barium acetate CAS: 543-80-6