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Heathrow Scientific Parafilm M Sealing Film 100 mm x 38 m, Natural - HS234526B

$47.94 $44.58
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SKU: HS234526B
California prop 65
Description

Description

  • Key performance benefit: Provides a tight, moisture-resistant seal to protect contents from contamination and evaporation.
  • Material & construction: Made from a blend of waxes and polyolefins, forming a flexible, self-sealing film that conforms to various container shapes.
  • Risk reduction/compliance benefit: Prevents moisture and volume loss while maintaining seal integrity on laboratory containers.
  • Protection level: Resistant to acids, alkalis, organic solvents, and up to 48 hours against saline solutions, inorganic acids, and alkaline solutions.
  • Comfort & usability: Stretchable up to more than 200% of its original length, allowing easy application over irregular surfaces.
  • Safety & compliance assurance: Non-toxic and odorless composition.

Recommended For

  • Sealing laboratory containers
  • Covering test tubes
  • Sealing flasks and beakers
  • Petri dish sealing
  • Sample protection
  • Preventing evaporation

Primary Industries

  • Laboratories
  • Medical
  • Industrial

Standards and Certifications

  • None specified
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Properties

Film Width 100 mm (4 in)
Roll Length 38 m (125 ft)
Material Waxes and polyolefins
Color Natural
Reviews

FAQs

When should I choose a wider sealing film for my workflow?

A wider film is useful when covering larger containers such as flasks, beakers, or multiple vessels at once. It reduces the need for overlapping layers and can improve sealing efficiency. A narrower film may be better suited for small tubes or precision applications requiring minimal material use.

How does this film perform in preventing evaporation during experiments?

The film creates a flexible, tight seal that helps reduce evaporation in short- to medium-term applications. It is commonly used in sample preparation and storage, where maintaining volume is important. For long-term or highly volatile samples, more permanent sealing methods may be required.

Is this film suitable for sealing different types of lab containers?

Yes, its stretchable and conforming nature allows it to seal a variety of container shapes and sizes, including irregular glassware. This versatility makes it a practical choice in labs with diverse equipment, eliminating the need for multiple closure types for different vessels.

Are there any handling considerations when working with this film?

To maintain an effective seal, apply the film evenly and avoid overstretching to the point of thinning or tearing. Handle with clean gloves when working in sensitive environments. Proper application helps ensure consistent performance and reduces the risk of contamination or seal failure.

What are the limitations of using this sealing film in laboratory settings?

While resistant to many common substances, it is not intended for prolonged exposure to highly aggressive chemicals or extreme conditions. It also does not provide a rigid or airtight seal, so it may not be suitable for long-term storage or pressure-sensitive applications requiring secure containment.