A thermoplastic laboratory parafilm that is flexible, mouldable, self-sealing, odourless, moisture resistant, semi-transparent, and practically colorless.
Commonly used in labs and also grafting. Also suitable for use in many general household applications. 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