Whatman™ offers a wide range of filters, devices, and membranes. From over 250 years of global expertise, explore the Whatman™ portfolio from Cytiva. Sometimes the simplest solutions can have the greatest impact.

Find the optimal Whatman filter for you Looking for a filter paper, membrane filter, or syringe filter? Let us help you find the optimal filter for your needs to ensure reliable analysis with our filter selector.

Whatman products can be found in analytical testing laboratories across many industries. Whatman filters and equipment can stand up to the rigors of petrochemical, mining and cement testing, and deliver the precision required for testing microelectronics.

Whatman quantitative filters are designed for gravimetric analysis and the preparation of samples for instrumental analysis. They are available in three formats designed to meet your specific needs.

Whatman Mini-UniPrep syringeless filters are preassembled, built for fast and easy HPLC/UHPLC sample preparation.

Get your copy of the Whatman filtration product guide. This filtration reference tool covers our broad range of filter papers, membrane filters, thimbles, filtration devices and laboratory essentials.

Whatman™ HEPA-VENT is a disposable, in-line filter that will retain 99.97% of all particles ≥ 0.3 μm. The filter media used in HEPA-VENT is used throughout scientific, research, and industrial environments to provide clean, particulate-free air and gasses. Multiple reuse is the responsibility of the operator who should

Whatman™ 致力于使世界变得更美好 – 确保我们的食物、药品、空气和水安全。 该产品线（包括种类广泛的过滤器、设备和膜）源自 250 多年的全球专业积淀，并享有质量过硬的美誉。

James Whatman was born into a family of tanners based around Kent, England in 1907. Whatman learned the tanners trade, but, as the tanning process produced a gelatin by-product used by paper makers, Whatman was in close contact with paper makers, and notably the Harris family. In 1733, Whatman built a paper mill for his friend, Richard Harris.

Cytiva′s Whatman Grade 41 environmental pollution papers are among the fastest filter papers in the Whatman ashless range. This gravimetric filter is well suited for quantitative analysis of soil and air.