AG11-HC 阴离子保护柱-高容量柱 ,2X50MM
商家询价 上海希言科学仪器有限公司
Multi-Element Internal Standard 125 mL
PA100 糖分析柱,4X250MM
TG-624SilMS GC Column,60m x 0.25mm x 1.4um
NexION Instrument Filter (Back Right)
KBr Disc 13 x 2 mm Window
Nickel Sampler Cone for ELAN
铝制钳口瓶盖 带硅树脂/PTFE密封垫 ,100/包
Electrodeless Discharge Lamp Sys. 2 - Cd
HyperSep Retain-AX 60mg 3mL 固相萃取小柱 50/包