Porvair Sciences Ultraseal™ Clear Seal Perf - Trial Sheet SF11078TS

Ultraseal™ Clear Seal Perf - Trial Sheet is a clear perforated heat-seal film designed to provide a gas-permeable, non-adhesive seal for multiwell plates. The product is supplied as 125 x 78 mm trial sheets (5 sheets) and is intended for short-term incubation, cell culture, insect and seed storage where controlled gas exchange and optical clarity are required. The film retains evaporation to a minimum while permitting gas exchange through 3 mm slits across the width of the seal.

Key Features:

• Format: Trial sheets, size 125 x 78 mm (5 sheets)
• Material/Type: Clear perforated film, non-peelable (heat seal)
• Temperature range: -80°C to 80°C (up to 110°C with pressurised PCR heated lids)
• Compatibility: Compatible with PP, PS, PE and COC plates
• Solvent resistance: Moderate; Optical quality: Good; Pierceable: Yes

Advantages:

• Enables gas permeation while minimising evaporation through perforated slits
• Good optical clarity for visual inspection or optical assays
• Wide seal integrity temperature range suitable for freezing and heated applications
• Heat-sealable, providing complete seal integrity without adhesive interference with well contents