LCGC Certified Clear Glass 12 x 32mm Screw Neck Total Recovery Vial, with Cap and Preslit PTFE/Silicone Septa, 1 mL Volume, 100/pkg [186000385C]
LCGC Certified Clear Glass 12 x 32mm Screw Neck Total Recovery Vial, with Cap and Preslit PTFE/Silicone Septa, 1 mL Volu
Sep-Pak C18 6 cc Vac Cartridge, 1 g Sorbent per Cartridge, 55-105 μm Particle Size, 30/pk [WAT036905]
Sep-Pak C18 6 cc Vac Cartridge, 1 g Sorbent per Cartridge, 55-105 μm Particle Size, 30/pk [WAT036905]
Petrospher A
Petrospher A柱在不饱和烃和烯烃可以与单环和多环芳烃类物质分离 能将高度烷基化的芳香烃从饱和烃中有效的分离出来是这款固定相的异个独特性能