样品室挡板，用于UV-1780

密封圈安装、拆卸工具SEAL REMOVER 10A ROHS，用于LC-20AT

[13C2, 2H3, 15N]-Bardoxolone methyl

陶瓷垫片CERAMIC,INSULATOR,A24-251-1，用于GCMS-TQ8030／TQ8040