Quaternary amine strong base anion exchange functionality chemically bonded to a spherical silica substrate. Unique functionalization process produces material with high functional ligand density and stability over wide pH range.
substrate: spherical silica
particle size: 30 µm
surface area: 80-90 m2 /g
total capacity: >350 µeq / g QMA-Silica
quaternary capacity: >55 µeq / g QMA-Silica
pH stability: 2-9