Porvair Sciences Ultraseal™ Pierce Seal Foil PS - 78 mm Trial Roll SF07078TR

Ultraseal™ Pierce Seal Foil PS - 78 mm Trial Roll is a heat-seal foil roll designed to produce pierceable, resealable seals for microplates and similar laboratory vessels. The foil provides moderate solvent resistance including DMSO, is pierceable with pipette tips or liquid-handling robots and can be re-sealed by overlaying another seal. Typical applications include low-temperature compound storage, PCR shipping and short-term ambient storage where a secure, pierceable barrier is required.

Key Features:

• Roll length: 5 m
• Width: 78 mm
• Material: high-grade foil laminate (PS formulation)
• Temperature range for seal integrity: -20°C to 110°C
• Recommended sealing: 175°C for 2 seconds
• Compatibility: polystyrene (PS) and polypropylene (PP) plates
• Peelable: Yes (from polystyrene only); Pierceable: Yes

Advantages:

• Provides a strong, heat-sealed barrier suitable for low-temperature storage and PCR shipping
• Moderate solvent resistance (including DMSO) for use with compound storage and organic solvents
• Pierceable for automated or manual access while permitting resealing by overlaying another foil