PTFE Sub-Lite Wall Tubing (USP Class VI Approved) A major breakthrough in micro-miniature tubing Medical grade polyetrafluoroethylene tubing has superior lubricity slides easily into tiny convoluted passages. No residue build-up inside tubing, non-toxic, non-contaminating, and easily sterilized (excluding Gamma). Compatible with tissues and fluids, yet withstands moisture, it is chemically inert and stable. Continuous service temperature up to 5000F). 2012 Zeus Industrial Products. All rights reserved. **Sold for research purposes only and not for human use**