A thermoplastic laboratory parafilm that is flexible, mouldable, self-sealing, odourless, moisture resistant, semi-transparent, and practically colorless.
Commonly used in labs and also for grafting. Yet also suitable for use in many general household applications. Can be used to seal bottles before travel to prevent leaks.
Parafilm® M is resistant up to 48 hours against many polar substances, eg, saline solutions, inorganic acids and alkaline solutions. After this period embrittlement may occur.
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Parafilm M - Sealing Film Tape
Non-toxic, melting point 60°C, flash point 301°C, temperature range (continuous use): -45°C to +50°C, Stretching ability 200%, elongation at tear 300%. Gas permeability in 24 hours at 23°C with 50% relative humidity: O2 (oxygen): ≤ 350 cm3/m2N2 (nitrogen): ≤ 105 cm3/m2CO2 (carbon dioxide): ≤ 1100 cm3/m2Water vapour permeability in 24 hours at 37°C and 90% relative humidity: 0.8 g/m
Parafilm® M can be stored for at least 3 years without loss of quality under storage conditions between 7°C to 32°C and a relative humidity of 50%. Available in 992 (5cm/2inches wide) or 996 (10cm/4 inches wide).
The box is NOT supplied