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Corning™ Stripettor™ Ultra Pipet Controller Accessory, Hydrophobic PTFE Filters

Extreme chemical resistance of PTFE membranes makes them very useful for filtering solvents or other aggressive chemicals for which other membranes are unsuitable.

Manufacturer:  Corning™ 4992

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Catalog No. 07-202-352

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Because of their hydrophobicity, PTFE membranes must be prewetted with a solvent, such as ethanol, before aqueous solutions can be filtered.



  • Naturally and permanently hydrophobic
  • Ideal for filtering gases, including humidified air


Polytetrafluorethylene (PTFE)
Stripettor™ Ultra Pipet Controller
Pack of 5
Hydrophobic PTFE Filter
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