Unit Price: $71.50
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Seal beakers, flasks, petri dishes and other lab containers
Parafilm M is a roll 4” wide x 250’ long; in dispenser carton.
Flexible, thermoplastic, rolled, waterproof sheet interwound with paper to prevent adhering. Semi-transparent, almost colorless, odorless and tasteless. Supplied in about 0.005 thickness. Excellent resistance to air, other gases, alcohol, common acids and moderately concentrated alkalies. At 700F, it stretches 200% and returns partially to its original size. Supplied in dispenser boxes.