Octadecyl (C18) functionality chemically bonded to an end-capped silica substrate. Unique functionalization process produces material that is stable over wide pH and temperature ranges.

Specifications

substrate:                 irregular silica

particle size:            60-120 µm

porosity:                   150Å

carbon content:        11% C

surface area:             250-320 m2 /g

pH stability:              2-9