Whatman 6798-2510 25mm Dia, Puradisc, Non-Sterile, 1.0 micrometer Pore Size, Polytetrafluoroethylene (PTFE), 1000/pk (PN:6798-2510)

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Authorized Whatman DistributorSKU: 6798-2510

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Sale price$1,568.08 Regular price$2,318.00

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Description

PURADISC 25/1.0 PTFE 1000/PK
Puradisc™ 25 mm Syringe Filter, 1.0 µm, PTFE, 1000/pk. Filters combine premium quality and economy. They are ideal for the quick, efficient filtration of samples up to 100 ml volume.

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Specifications

brand Whatman
diameter-cm 2.5
diameter-mm 25
grade Puradisc
lead-time 5
list-price 2318.00
manufacturer-part-number 6798-2510
model Puradisc
part-number 6798-2510
pore-size 1.0
quantity-per-pack 1000

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Net 30 Terms

We offer Net 30 terms for qualified business customers, allowing you to receive your order now and pay within 30 days of the invoice date.

Frequently Asked Questions

This Puradisc PTFE syringe filter is ideal for filtration of non-aqueous solvents, organic samples, and chemically aggressive solutions. The hydrophobic PTFE membrane is chemically inert and well suited for HPLC preparation, UV spectroscopy samples, and general laboratory solvent filtration.

Because the PTFE membrane is naturally hydrophobic, aqueous samples typically require pre-wetting with a water-miscible organic solvent before filtration. This step ensures proper flow and consistent results when working with water-based samples.

Key specifications include:

Pore size: 1.0 µm
Diameter: 25 mm
Filtration area: ~4.2 cm²
Housing: polypropylene
Connections: female luer-lock inlet / male luer outlet
Typical sample volume: up to ~100 mL
Sterility: non-sterile


These features support fast, routine syringe filtration in laboratory workflows.

PTFE membranes are valued for excellent chemical resistance, low protein binding, and high inertness. They maintain integrity with many aggressive solvents and help minimize sample interaction, making them a preferred choice for organic chemistry and analytical sample prep.

A 1.0 µm pore size is typically selected for prefiltration or removal of larger particulates before finer filtration steps. It helps protect downstream membranes and improves overall filtration efficiency when working with heavily contaminated samples.

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