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Gas Permeable Tubing

Gas Permeable Tubing

Teflon™ AF is used in vacuum degassers as well as other low and high-pressure degassers. Degassers based on Teflon™ AF easily outperform degassers based on Teflon™ PTFE. This provides faster degassing response times with shorter lengths of tubing and minimum sample size.

Teflon™ AF tubing used as a chemical micro-reactor. The combination of high gas permeability and chemical resistance makes Teflon™ AF a perfect material for flow-through chemistry apparatus. Teflon™ AF has excellent UV light transmission which allows the polymer to be used as a reactor vessel in UV initiated chemical reactions.

Read an article on Flow Ozonolysis Using a Semipermeable Teflon™ AF-2400 Membrane To Effect Gas-Liquid Contact

Teflon™ AF tubing is used in online transformer oil monitoring. Dissolved gasses are extracted from transformer cooling oil, analyzed, and monitored to control costly transformer failures.

Teflon™ AF is the only polymer with a refractive index lower than that of water. Total internal reflection occurs when a tube of Teflon™ AF is filled with water and used as a waveguide.

Read Chemours™ Company’s PDF on Teflon™ AF Amorphous Fluoropolymers

Teflon™ AF 2400 tubing typical minimum ID: 0.0030″ (76μm). Typical wall thickness starts from 0.0010″ (25 μm).