The Heptane Compatible Color Remediation Membrane is a heptane-compatible spiral-wound nanofiltration membrane for color remediation during botanical extract post-processing. It selectively removes chlorophyll, pigments, and other color bodies from cannabis and hemp extracts while retaining cannabinoids and valuable terpenes in the permeate stream. Compatible with all Infinity Filter nanofiltration systems; offered in 2.5″ cartridge format for easy replacement. An efficient, solvent-free alternative to activated charcoal scrubbing for extract color improvement.