為實驗者效勞
Benzalkonium chloride CAS:63449-41-2
250G
CAS:57-55-6
1,2-Propylene glycol, extra pure, Pharmpur®, Ph Eur, BP, USP
Barium acetate CAS: 543-80-6
Silver nitrate
CAS: 7761-88-8
Barium chloride 2-hydrate CAS:10326-27-9