Spe Cartridge C8/Sax-2 Nec Siliaprep 1ml , Box Of 100

Details:

Siliaprep* spe cartridge c8/sax-2 nec 50 mg^ siliaprep* spe cartridge, c8/sax-2 nec, particle size: 40-63 um / 230-400 mesh, pore size: 60 a, bed weight: 50 mg, column volume: 1 ml, is a tri-mode extraction and fractionation of acidic, neutral and basic compounds from aqueous solutions