Parafilm M Sealing Film 4 Inch Width X 125 Foot Roll Length, Natural For use with Test Tubes, Beakers, Vials, Petri Dishes, Flasks, Packaging Type- Each

Parafilm M Sealing Film 4 Inch Width X 125 Foot Roll Length, Natural is an essential laboratory product designed to provide a reliable, moisture-proof seal for test tubes, beakers, vials, petri dishes, and flasks. Its versatile design ensures your samples stay protected against contamination and evaporation during storage and transport.

Why You'll Love It:

• Delivers a tight, secure seal: Moldable surface conforms to irregular shapes, ensuring an airtight barrier that maintains sample integrity and prevents moisture loss.
• Offers excellent chemical resistance: Resists acids, alkalis, and some organic solvents, safeguarding your research from external contaminants and ensuring consistent results.
• Ensures durability and flexibility: Stretches over 200% of its original length for easy application on various laboratory containers, staying in place even with off-gassing or prolonged use.
• Provides a non-toxic, odorless, and semi-transparent film: Minimizes interference with visual inspection and reduces risk of tampering or data contamination.

Great For: Scientific research, laboratory testing, and sample preservation in both professional and educational settings, especially when secure sealing and chemical resistance are critical.

What Sets It Apart: Crafted from high-quality polyolefins and paraffin waxes, this film combines durability with safety, offering up to 48 hours of resistance against polar substances, making it a trusted choice for maintaining sample integrity under demanding conditions.