It is engineered for safe and efficient solvent waste disposal in laboratory environments. Designed to fit B63-threaded containers, this cap features three PFA fittings compatible with 1.6, 2.3, and 3.2 mm OD tubing, ensuring secure and leak-proof connections. Constructed from high-quality PTFE, it offers exceptional chemical resistance, making it ideal for handling aggressive solvents. The cap includes a GL14 connection for an exhaust filter, facilitating safe pressure equalization and minimizing solvent vapors in the workspace.