Sep-Pak Silica 6 cc Vac Cartridge, 500 mg Sorbent per Cartridge, 55-105 µm Particle Size, 30/pk [WAT043400]
A polar stationary phase, used primarily to adsorb analytes from non-polar solvents like hydrocarbons, chloro- or fluoro-substituted hydrocarbons or less polar esters and ethers. Analyte retention can occur through hydrogen bonding, dipole-dipole interactions or in aqueous samples through cation-exchange.
美國(guó)沃特世Waters 6 cc 500mg 固相萃取小柱產(chǎn)品編號(hào) : WAT043400