Welch Materials HPLC Guard Column Cartridge Ultisil XB-SCX, 3 μm, 120Å, 2.1 x 10 mm, 2 pc/PAK
Ultisil ion exchange columns are available for both Strong Anion Exchange (SAX) and Strong Cation Exchange (SCX) columns. The SCX/SAX columns are silica based with high resolution and high efficiency. Ultisil SAX is a polar bonded phase, consisting of an ammonium-functionalized silane, while Ultisil SCX is a classical strong cation exchange, consisting of a covalently bonded aromatic sulfonic acid moiety.Meer tonenMinder tonen