Parafilm M Laboratory Film

Product #: 251764
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Seals labware quickly, effectively. Film prevents sample evaporation and contamination; protects anhydrous materials. Can be folded repeatedly and twisted around sharp surfaces without rupturing. Stretched lengthwise at 21 °C (71 °F), Parafilm M increases approximately 200%. Becomes more flexible, softer, stronger as temperature increases. Resistant to alcohol, mediumconcentration acid, and alkalies. Width: 10 cm (4"); 38 m (125') roll.

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