Porvair Sciences Ultraseal™ Gas Perm Seal - 78 mm Roll SF10078LR

Porvair Sciences Ultraseal™ Gas Perm Seal is a non‑woven, gas‑permeable heat seal supplied as a 78 mm roll (SF10078LR). The seal provides a porous barrier to solid contamination while permitting gas exchange and is intended for short‑term incubations and applications such as cell culture, seed and insect storage. The material is peelable and pierceable, allowing removal or direct access to wells using pipette tips or liquid‑handling systems.

Key Features:

• Format: 78 mm roll
• Material: non‑woven, gas‑permeable membrane
• Functionality: peelable and pierceable
• Temperature range / seal integrity: -20°C to 80°C
• Compatibility: polypropylene (PP) and polystyrene (PS) plates
• Recommended heat seal: 175°C for 2 seconds

Advantages:

• Allows gas exchange while providing a barrier to particulate contamination
• Reduces evaporation during short‑term incubations compared with lids
• Peelable and pierceable for straightforward sample access without adhesive residue
• Heat‑sealable for complete seal integrity during incubation and handling