分流直式衬管,顶空衬管,用于Ultra GC,, 3mmID, 105mm, Pk 5
商家询价 上海希言科学仪器有限公司
Packed Trap Tube
HE Triple Glass Click-On 1/8" SS Kit
REACTI-THERM 单加热模块
Alumina Injector 1.2mm 4300V/5300V/7300V
Glass Cyclonic Spray Chamber
Custom Rotor
170um灭活 管 0.363mm OD 60cm Long
Lumina Hollow Cathode 2" Lamp - Mg
CG16 阳离子保护柱 4μ,4X50MM