Macherey-Nagel CHROMAFIL Xtra Disposable Filter PES-20/25, Polyether Sulphone, 0.2 µm, 25 mm, Colourless PP-Case, Labelled, Pack of 100

The Macherey-Nagel CHROMAFIL Xtra PES-20/25 Disposable Filter is engineered for reliable filtration of aqueous and light organic solutions. Featuring a hydrophilic polyether sulphone membrane, it delivers very low adsorption of pharmaceuticals and proteins, making it an ideal choice for sensitive analytical and laboratory applications.

Key Features:

• Brand: Macherey-Nagel
• Product Line: CHROMAFIL Xtra
• Model: PES-20/25
• Membrane Material: Polyether Sulphone (PES)
• Pore Size: 0.2 µm
• Diameter: 25 mm
• Case Material: Colourless Polypropylene (PP)
• Labelled Case: Yes
• Protein Binding Capacity: 29 µg per 25 mm filter
• Chemical Compatibility: Good stability against acids and bases
• Application: Aqueous and light organic solutions
• Pack Quantity: 100 filters

The CHROMAFIL Xtra PES-20/25 combines high chemical stability with minimal protein and pharmaceutical adsorption, ensuring sample integrity across a wide range of laboratory workflows. Supplied in a clearly labelled, colourless PP case for easy identification and storage.

Frequently Asked Questions

1. What is the Macherey-Nagel CHROMAFIL Xtra Disposable Filter PES-20/25, Polyether Sulphone, 0.2 µm, 25 mm, Colourless PP-Case, Labelled, Pack of 100 used for?

It is engineered for reliable filtration of aqueous and light organic solutions. Featuring a hydrophilic polyether sulphone membrane, it delivers very low adsorption of pharmaceuticals and proteins, making it an ideal choice for sensitive analytical and laboratory applications.

2. Is the Macherey-Nagel CHROMAFIL Xtra Disposable Filter PES-20/25, Polyether Sulphone, 0.2 µm, 25 mm, Colourless PP-Case, Labelled, Pack of 100 suitable for Aqueous and light organic solutions?

Yes. It is designed for Aqueous and light organic solutions, and offers a pore size of 0.2 µm and a diameter of 25 mm to support this kind of work.

3. What pore size and diameter does the Macherey-Nagel CHROMAFIL Xtra Disposable Filter PES-20/25, Polyether Sulphone, 0.2 µm, 25 mm, Colourless PP-Case, Labelled, Pack of 100 have?

It has a pore size of 0.2 µm, a diameter of 25 mm and a protein binding capacity of 29 µg per 25 mm filter, and is supplied under manufacturer part number 729240.

4. What product line and membrane material does the Macherey-Nagel CHROMAFIL Xtra Disposable Filter PES-20/25, Polyether Sulphone, 0.2 µm, 25 mm, Colourless PP-Case, Labelled, Pack of 100 offer?

It offers CHROMAFIL Xtra, polyether Sulphone (PES), colourless Polypropylene (PP) and yes.

5. How does the Macherey-Nagel CHROMAFIL Xtra Disposable Filter PES-20/25, Polyether Sulphone, 0.2 µm, 25 mm, Colourless PP-Case, Labelled, Pack of 100 compare with the THARMAC Easy Single Cell Funnel Disposable with White Filter Card Pack of 40 from Tharmac?

For Aqueous and light organic solutions, the Macherey-Nagel model is the better choice, offering a pore size of 0.2 µm, a diameter of 25 mm and a protein binding capacity of 29 µg per 25 mm filter. The Tharmac model offers disposable Single Cell Funnel and white, included as an alternative, while the Macherey-Nagel model's CHROMAFIL Xtra and polyether Sulphone (PES) help make it a strong fit for Aqueous and light organic solutions.