DB-1 柱,60 m,0.32 mm,0.25 m,7 英寸柱架
商家询价 上海希言科学仪器有限公司
Lead 1 μg/mL 2% HN03 Pure 125 mL
密封垫圈,内径0.4mm,15%石墨/85%Vespel,适用于0.1至0.2
M1000 Oxygen Trap 1/8" Fittings
Graphite Ferrules for GVF16 Pkg. 5
Acrylamide Refill Kit LC-MS [176004418]
Gas Clean 载气净化器
Lumina Hollow Cathode 2" Lamp - Ge
存储瓶,40mL28x95透明,24-414闭口,PTFE/硅橡胶,100/包
Gadolinium 1 000 μg/mL 2% HN03 Pure 500