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Whatman™ 1PS Disposable Phase Separating Paper

Creates a hydrophobic filter that can replace separatory funnel in some applications. Whatman™ 1PS Disposable Phase Separating Paper is impregnated with stable silicone to allow solvent phases to pass through while retaining aqueous phases.

Manufacturer: whatman™  2200-090

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Catalog No. 09-874-50


Description & Specifications


Material Fiberglass/Silicone
Diameter (English) Inside 3.54 in.
Diameter (Metric) Inside 90mm
Product Type Separator Paper
For Use With (Application) Liquid phase separation
Volume (English) 0.50 oz.
Volume (Metric) 15mL

Passes organic solvent phases lighter or heavier than water but retains water phase.

  • Hydrophobic
  • Use folded in conical funnel
  • Disposable
  • Eliminates need for washing and drying separatory funnels, cross-contamination