AG17-C 阴离子保护柱,4X50MM
商家询价 上海希言科学仪器有限公司
Magnesium 1 000 μg/mL 2% HN03 Pure 125mL
V-21 磨损金属标准,500 μg/g 烃油 100 g N9308310
V-21 Wear Metal Std. Conc.500 μg/g 100g
Fused Silica Tubing 5 m 0.32 mm
2mL TARGET DP 样品瓶 聚丙烯 300UL,100/包
垫片,72个/包
Quartz Packed Injector Liner
Graphite/Vespel Ferrule 1'4" Pkg.10
AVCS蓝盖,PTFE/红色橡胶隔垫,100/包
Rectangular KBr Cell Window Pkg. 2