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Why use CRC from AFS Filters?
The Best Color Remediation Column Filters - Locally Owned in Colorado Springs, CO
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From Our CRC Blog

Stop choosing between high-clarity extracts and a clean laboratory environment. Traditional Color Remediation Column (CRC) methods often leave technicians exposed to harmful respirable dust from loose silicates and clays. The Patented Color Remediation Cartridges by Absolute Filtration Systems (AFS) solve this by fully encapsulating high-performance filtration media in a sterilized, plug-and-play PTFE housing.
With 10+ custom blends designed for everything from heavy metal remediation to "water-clear" aesthetics, these cartridges offer the consistency of precision-engineered recipes with the convenience of a simple swap-out design. Discover how to eliminate downtime, protect your staff, and achieve unparalleled purity in every run.


Not all "dabs" are created equal, and the secret often lies in the molecular chain of the solvent. Whether you’re aiming for the golden translucency of shatter or the crystalline structure of live resin diamonds, choosing between Propane, N-Butane, and Isobutane is the most critical decision an extractor can make.
In this comprehensive guide, we break down the chemical profiles of these primary hydrocarbons. Discover why Propane’s short chain structure is a game-changer for older biomass, how N-Butane’s boiling point makes it the king of "Diamonds and Sauce," and why the "middle ground" of Isobutane might be the missing link in your laboratory workflow.
P+ Pesticide CRC Extraction Filter
Variety of CRC Filter Sizes & Connections
No cleanup
No agitation of the media
No particulates in the air
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