D301 is a very high capacity, bead form, weak base, macroporous type, anion resin. D301 is a very high ... capacity, bead form, weak base, macroporous type, anion resin made by epoxy polyamine condensation ... Gravity, moist CL- Form1.03-1.06PH Range, Stability0 - 14 Weak-Base Anion Exchange Resin