Unreinforced, translucent Silicone tubing with a Shore hardness of 50. It has a maximum operating temperature of 500° F, 350° F for NSF. This peroxide-cured Silicon contains no sulphur or other acid-producing chemicals so there should be no staining, corroding or deterioration of materials it contacts. It is very resistant to ozone and UV. It is autoclavable up to 250° F in a normal cycle. Colors available for industrial applications are black (BK), green (GN), violet (V), red (RD) and yellow (YW).