Parafilm M All Purpose Laboratory Film, 2 Inch Width x 250 Foot Roll Length, Semi-Transparent, Moisture Proof, Water Resistant, Non-Toxic, 200% Stretch Ability

Keep moisture loss to a minimum and protect the contents of your laboratory items with a flexible covering sealing film for test tubes, beakers, petri dishes and more. Convenient, flexible and self-sealing - Parafilm M laboratory film is an essential item in health care, pharmaceutical and research labs. Efficient and cost-effective covering for: Test tubes, Beakers, Vials, Petri dishes, Flasks, Various other instruments and objects with irregular surfaces, Overwrap to further secure stoppers, lids and caps, and Shelf or tray liner to prevent slipping of bottles or instruments.

• Protect the integrity of research applications with a tight moisture-barrier that holds a strong seal and doesn’t release from glassware, despite off-gassing
• Reduce the risk of tampered data with a covering that is odorless, colorless and semi-transparent
• Prevents moisture and volume loss due to material composition and tight seal
• Flexible and self-sealing material allows it to cling around irregular shapes and surfaces
• Stretches more than 200% of original length
• Resistant up to 48 hours against many polar substances such as saline solutions, inorganic acids and alkaline solutions
• Film Width: 2" (5 cm) Roll Length 250 ft (75 m)