气相色谱玻璃空柱,Varian^® 3000,4000,6000,Vista^TM,FID,进样器 A 至检测器 A, Empty Glass GC Column, for Varian^® 3000, 4000, 6000, and Vista^TM (FID, Inj. A to Det. A, On-Column)

带 PE 筛板的聚丙烯固相萃取空管，20μm 孔隙度, Empty polypropylene SPE Tube with PE frits, 20 μm porosity

热脱附空管, Empty Tube for Thermal Desorption

Escherichia coli WDCM 00013 Vitroids^TM

过滤器滤芯, Filter Cartridge

Frit Cap Assembly for Supelco^® HPLC Column Hardware

适用于 Supelco^® HPLC 色谱柱的筛板

Fritted Purge Sampler

带筛板的吹扫取样器

γ-DEX^TM 120

Gas Sampling Bulb

气体取样管

玻璃填充 GC 色谱柱（适用于Agilent，配置“A”）, Glass Packed GC Column (fits Agilent, Configuration "A")