PA20 糖柱保护柱,3X30MM
商家询价 上海希言科学仪器有限公司
Quartz Injector 0.80 mm ID Optima 8x00
Strontium 1 000 μg/mL 2% HNO3 Pure 125mL
5ml样品瓶架
Skimmer O-Rings for ELAN 6000 Pkg.5
MA1 糖分析柱,4X250MM
Alumina Injector 1.2mm 4300V/5300V/7300V
GC 自动进样器进样针, 10 μL, FN, GT, 50mm, 23, 锥形,1个
S225/S275 Sample w/Valco Connect. Needle
Graphite Ferrule 1/8" x 0.5 mm Pkg. 10