Parafilm M, 2" x 250'

A versatile, stretchable, moldable, waterproof, odorless, and self-adhering thermoplastic parafilm roll is used for sealing or protecting vessels such as flasks or cuvettes. Molds quickly and seals laboratory vessels with a disposable translucent film. It is designed to use for research and development application and resistant up to 48 hours against most of the polar substances. It is not recommended for use with chlorinated, non-polar aliphatic and aromatic solvents. The film becomes soft and sticky at about 130° to 150°F (54° to 66°C).