B 220,英文名:B 220,CAS:112228-65-6,化学式:C20H22N4,分子量:318.42,MSDS.

2026-03-27 10:24:45

112228-65-6

B 220(B 220)

CAS: 112228-65-6

化学式: C20H22N4

Customer service