THGA Standard Graphite Tubes Pkg. 5
商家询价 上海希言科学仪器有限公司
HyperSep Retain-AX 60mg 3mL 固相萃取小柱 50/包
100x2.1mm 1.9um Hypersil GOLD aQ
Analytical End Cap O-Ring
10 mm Quartz Rectang Cell w Lid Pkg. 2
衬管密封圈,用于Trace 1300 系列SSL 进样口,5个/包
Precolumn Filter Insert Assembly [WAT088084]
Super Clean 三组分筒式过滤器- He Specific
Multi-Element Internal Standard 125 mL
Capillary Spltls Gas Liner 4 mm Pkg. 5