Graham Field Penrose Drainage Tubing Features Penrose Drainage Tubing Tubing is extensively leached, washed and surface treated to 99.9% protein-free Seamless tubing- Free of striations lumen for clear passage of liquids and/or gases Performance Characteristics: Elasticity Memory is maintained even after repeated stretching Translucency and uniformity of color Provides an unobstructed observation of liquid flow line Gripping power Enables the tubing to grip tenaciously to connectors Sterilizable All materials used in tubing meet FDA Title 21 CFR Section 177.2600 and 182.5991 The following tests have been performed on Latex Tubing: I. U.S.P. Biological Reactivity Tests, in VIVO Class VI - Acute Systemic Toxicity Intracutaneous Toxicity Implantation TestII. U.S.P. Heavy Metals, Trace Metals Sterilization OptionsI Autoclave - Steam under pressure - Check with autoclave equipment manufacturer for recommendations Tubing manufacturer experience is to use 250°F for 20 minutes The product will withstand repeated sterilizationsII Ethylene Oxide - Humidity, gas, and heat sterilization process Parts must be accessible to gas Cobalt 60 Gamma radiation penetrates our products easily Do not radiate tubing in an elongated state - 1.5 to 2.5 megarads have little to no effect on our rubber recipes on these tubing Specification Brand: Graham Field Product Type: Penrose Drainage Tubing Materials: Natural Rubber (Latex), Polyisoprene Rubber Compliance Specifications: Meets requirements of A-A-52047 type 1, 3, 4, & 5 and A-A-53848 Oxyfume Gas: 12% EtO + 88% FreonIII.Gamma