Caps in a range of styles, sizes, colors, and material compositions that provide a leak-proof, spill-proof barrier for bottles during storage and transportation. Products are compatible with a variety of bottle types and include screw caps and pour spout caps.
Combine the elastomeric sealing of silicone with nonreactive polytetrafluoroethylene reagent contact surfaces in Thermo Scientific™ Nalgene™ Septum Closures, for use with Nalgene™ Sterile PET & PETG media bottles.
Seal PET/PETG square media bottles with Thermo Scientific™ Nalgene™ HDPE Closures, which provide a reliable and leakproof† seal. These reliable, high-density polyethylene closures are gamma irradiated to provide a 10-6 Sterility Assurance Level (SAL).
Ideal for chemically and thermally demanding processes, including hot-air sterilization up to 200°C. Meets FDA/USP/EP/JP requirements, making it suitable for the pharmaceutical industry. PTFE-coated silicone cap liner ensures a tight seal, ideal for long-term storage and transport.
Ensure the integrity of bottle contents with Thermo Scientific™ Heat-Shrink Bands for Thermo Scientific™ Nalgene™ PETG Media Bottles. Simply apply the recommended application torque for Thermo Scientific Nalgene closures and slide the heat-shrink band over the closure and bottle neck.
Ensure leakproof† performance with Thermo Scientific™ Nalgene™ colored closures — one piece and linerless with integrally molded seal ring. The opaque closures protect contents from UV light when used with opaque bottles.