分流直式衬管,顶空衬管,用于Ultra GC,, 3mmID, 105mm, Pk 5
分流直式衬管,顶空衬管,用于Ultra GC,, 3mmID, 105mm, Pk 5
用于PTV进样口, Siltek 金属分流衬管, 2 x 2.75 x 120mm, 2 Pk
用于PTV进样口, Siltek 金属分流衬管, 2 x 2.75 x 120mm, 2 Pk
Solvent Filter, GHP, 47 mm, 0.45 μm, Aqueous, 100/pkg [WAT200537]
Solvent Filter, GHP, 47 mm, 0.45 μm, Aqueous, 100/pkg [WAT200537]
HyperSep Aminopropyl 固相萃取小柱,100mg/1mL ,100/包
HyperSep Aminopropyl 固相萃取小柱,100mg/1mL ,100/包