ACQUITY UPLC BEH C18 VanGuard Pre-column, 130Å, 1.7 μm, 2.1 mm X 5 mm, 3/pkg [186003975]
ACQUITY UPLC BEH C18 VanGuard Pre-column, 130Å, 1.7 μm, 2.1 mm X 5 mm, 3/pkg [186003975]
不分流聚焦衬管,一端渐细,用于Ultra GC,, 3mmID, 105mm, Pk 5
不分流聚焦衬管,一端渐细,用于Ultra GC,, 3mmID, 105mm, Pk 5
Waters MAX固相萃取柱
Waters MAX固相萃取柱 186000865 186000865 Waters OAsis MAX固相萃取小柱 6cc/500mg,60um 30/盒。