HyperSep Retain PEP 60mg 3mL 固相萃取小柱 50/包
商家询价 上海希言科学仪器有限公司
赛默飞淋洗液罐 EGC 500 KOH Cartridge, Analytical, HPIC;KOH EGCS-EGC500型,075778
17mm PTFE注射式过滤器,0.2μm,100/包
5 μL Syringe Metal Plunger w/ PTFE Seal
H 柱1CC ,48只/袋
Lumina Hollow Cathode 2" Lamp - Al
硫酸盐标样,100ML/瓶
分析柱150x4.6mm 3um Hypercarb
Lumina Hollow Cathode 2" Lamp - Ag
V-21 磨损金属标准,500 μg/g 烃油 100 g N9308310
V-21 Wear Metal Std. Conc.500 μg/g 100g