Parafilm M 4in x 250ft

All-purpose laboratory film to protect the integrity of your laboratory and research applications. Keep moisture loss to a minimum and protect the contents of your laboratory items with a flexible covering for test tubes, beakers, petri dishes and more. Convenient, flexible and self-sealing - Parafilm® M laboratory film is an essential item in healthcare, pharmaceutical and research labs. Protect the integrity of research applications Reduce the risk of tampered data Odourless, colorless and semi-transparent Tight moisture-barrier that holds a strong seal and doesn’t release from glassware, despite off-gassing 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 Efficient and cost-effective Overwrap to further secure stoppers, lids and caps Use as a shelf or tray liner to prevent slipping of bottles or instruments