I have a kratom/ethanol mixture, will I need teflon tubing or will rubber tubing be safe when distilling? Not sure if the ethanol will collect anything bad off the rubber.

...use tygon tubing.

Applications: Fuels and industrial lubricants—gasoline, kerosene, heating oils, cutting compounds, and glycol-based coolants.
Characteristics: Resists most hydrocarbons, embrittlement, and swelling. Ozone- and UV-resistant; low extractability. Translucent yellow.


Specially formulated to transport hydrocarbons, petroleum products, and distillates. Suitable for gasoline, kerosene, heating oils, cutting fluids, and glycol-based coolants. Minimum extractability. Low gas permeability. High dielectric constant.

Thermoplastic. PVC-based material with plasticizer. Firm (stiff) material. Transparent and yellow in color.

Don’t use with strong acids and alkalies, and sterilization is not recommended