Porvair Sciences Ultraseal™ Gas Perm Seal 2 - 78 mm Sterile Roll SF13078SR

Ultraseal™ Gas Perm Seal 2 - 78 mm Sterile Roll is a sterile, heat-sealable roll closure designed to provide a porous, gas-permeable barrier for microplate and sample storage applications. The product is supplied as a 78 mm wide sterile roll (610 m length) and is intended for short-term incubation, agriculture and seed storage, insect storage and cell culture where gas exchange is required while protecting contents from solid contamination. The seal is peelable and pierceable to allow sample access and is compatible with heat-sealing equipment.

Key Features:

• Width: 78 mm; Roll length: 610 m
• Material: 60 gsm paper with grid lacquer coating
• Porous and gas permeable; barrier against solid contaminants
• Temperature range: -20°C to 80°C
• Peelable and pierceable; recommended heat sealing 175°C for 2 seconds
• Compatible with polypropylene (PP), polystyrene (PS), polyethylene (PE) and cyclic olefin copolymer (COC) plates
• Sterile format

Advantages:

• Allows controlled gas exchange while preventing ingress of solid contaminants
• Peelable and pierceable design permits manual or robotic sample access without complete removal
• Heat-sealable for reliable seal integrity during short-term incubation
• Wide temperature tolerance supports storage and handling from -20°C to 80°C