Weld to single-use bags to transfer viscose fluids and powders. Ideal for general-purpose, laboratory, and single-use applications to connect tubing with the rest of your system|Free technical application support available to determine which connector type is needed for your application. Manufactured in an ISO Class 7 certified cleanroom to minimize contamination by pollutants. PVC-free—ideal for use in bioprocess, life science, and pharmaceutical industries. Wide 1" opening—ideal for powders and high viscosity fluid. Use these high-quality PVC-free port disks with 38-400 bottle cap thread and 1" wide opening to transfer high viscosity fluids and powders from single-use bags used in pharmaceutical and medical industries. Ultrasonic, radio frequency, or thermal weld port disks to polyethylene or Kynar medical and bioreactor bags to easily transfer fluids. Disks are manufactured, double bagged, and sealed in an ISO Class 7 cleanroom to ensure that the integrity is not compromised. An ISO Class 7 cleanroom utilizes HEPA filtration systems to maintain air cleanliness levels of less than 10,000 particles of 0.5 µm or larger per cubic foot.