Accucore XL C18色谱柱 4x250x2.1mm
商家询价 上海希言科学仪器有限公司
NexION AFT Multi-Element Solution 500 mL
AS14A 阴离子分析柱,3X150MM
Electrodeless Discharge Lamp Sys. 2 - Cd
Stainless Steel Injector Needle
Accucore PFP色谱柱 150x3.0mm 2.6m
10 mm Quartz Rectang Cell w Lid Pkg. 2
真空水解管 18ml,1个
铝制钳口瓶盖 带硅树脂/PTFE密封垫 ,100/包
Lumina Hollow Cathode 2" Lamp - Li