PE 单元素标准品(1,000 g/mL)锌 Zn 2% HNO3 N9300178
Zinc 1 000 μg/mL 2% HN03 Pure 125 mL
商家询价 上海希言科学仪器有限公司
分析柱250x4.6mm 5um BioBasic SCX
Fuse 5 x 20 mm 10.0A 250V TD
Thermo赛默飞 用于阴离子分析Dionex 淋洗液发生罐,074532
PA20 糖柱保护柱,3X30MM
Chiller Coolant Mix 30 Plus-Five 1/2 Gal
用于Trace 1300 系列GC PTV进样口的衬管密封圈,1个/包
Synthetic Vacuum Pump Oil [700011138]
Edwards 45 Vacuum Pump Oil 1 L Bottle
分流直式衬管,顶空衬管,用于Ultra GC,, 3mmID, 105mm, Pk 5