MicronSep White Packs Available pre-sterilized or autoclavable with gridded surface. Autoclavable filters come in envelopes of 10 filters and 10 absorbent cellulosic pads. The envelopes are designed to withstand normal autoclaving environments and feature an indicator that changes color after…

Whatman mixed cellulose ester membranes are composed of cellulose acetate and cellulose nitrate. These membranes are characterized by a smoother and more uniform surface than pure nitrocellulose filters. Also, the color contrast provided by the filter surface facilitates particle detection and…

Grade GF 6 glass microfiber filter with good retention for very fine particles. This filter is used in water pollution applications, for removing protein from difficult-to-filter beers, for determination of chlorophyll and phytoplankton residues, for the determination of filterable substances…

Filter both aqueous and organic solvents Optically clear when wet Hydrophilic PTFE membranes are a thin, unsupported, highly porous film that offers maximum chemical and pH resistance to a broad range of aqueous and organic solvents. This membrane exhibits high flow rates with minimal…

Cytiva Whatman Cyclopore polycarbonate membranes are true pore size microporous membranes featuring the sharp cut-off and reproducible microfiltration characteristics of track-etched membrane filters. Low affinity for stains improves visibility under a microscope Low protein binding…

Microporous filters with precisely controlled pore size Hydrophilic- treated with PVP Smooth, flat surface Recommended for: water analysis and oceanography; surface capture for analysis; chemotaxis; microscopy; cytology (3, 5 and 8 µm); low protein binding applications pH…

Microbiological Monitor: The membrane is fixed to the unit. Available 47 mm or 56 mm Features and Benefits: Rapid testing: Pre-sterilized reduces testing time by up to 70% No flaming required: Combined filtration unit minimizes the risk of cross-contamination Filtration…

High-quality nylon membranes are suitable for filtering aqueous solutions and most organic solvents. High-quality nylon membranes are suitable for filtering aqueous solutions and most organic solvents. The membranes are suitable for use with a wide range of biological preparations and can be used…

Wide chemical compatibility Naturally hydrophilic Wide range of pore sizes Recommended for: aqueous, solvent and mobile phase filtration; HPLC sample penetration and solvent filtration; clarification and sterilization Autoclavable pH range: 3-12 Manufactured using a…

Membrane filters for asbestos sampling and analysis Controlled pore size distribution Smooth flat membrane: particles are retained on surface and easily visible during optical analysis Nuclepore membranes available in two versions: gold coated or uncoated Asbestos analysis is…

For accurate testing and sample processing, and to assure traceability, membrane catalogue number, lot number, pore size and sequential number (from 1 to 150) are printed on the clear, protective cover of every membrane cell. Unused membranes remain safely packed in pleated band. No special…

Filter discs, available in glass fiber or granular type. Glass fiber filter discs last longer, are more abrasion resistant, and are superior in performance than granular type discs. Granular discs for analytical and general bacteria filtration are avai

For chemotaxis and venting applications Smooth flat surface Recommended for: chemotaxis, cell studies, PVP-free for coating applications Hydrophobic polycarbonate membrane filters are identical to the standard PCTE filters except they are manufactured without the wetting agent.…

BioProducer12 Green single use hollow fiber cartridges are gamma irradiated and ready to use, and don’t require any tedious pre-rinse prior to use. The WaterSep Green Line is true plug-and-play, connect, use and discard. The extractable level is approximately 80x less than a glycerin…

Whatman PTFE membranes are chemically stable and inert. They are suitable for applications involving aggressive organic solvents, strong acids, and alkalis. PTFE membranes are particularly suitable for preparing samples for HPLC analysis. The hydrophobic nature of the membrane also has applications…

Overview Fluoropore™ Membrane is a hydrophobic, polytetrafluoroethylene (PTFE) polymer membrane bonded to a high density polyethylene support. (Catalogue numbers containing ""FHUP"" have no backing.) Fluoropore™ Membranes provide broad chemical compatibility,…

The Researcher Green hollow fiber membrane products incorporates our latest glycerin free low extractables modified polyethersulfon membrane technology. All Green Line products are gamma irradiated and ready to use without any tedious prerinse. The Green Line hollow fiber products from WaterSep are…

For both aqueous and organic solvent filtrations Hydrophilic Low level of extractables Nalgene nylon membranes are ideal for use with HPLC solvents and ultracleaning solutions for electronic laboratories. They are useful for the sterilization and clarification of buffers and culture media.…

Explorer41 Steamer is an autoclavable, gamma irradiated, re-usable hollow fiber cartridge, with WaterSep’s low binding, glycerin free modified PES membrane. The Explorer41 Steamer is ready to use without any pre-rinse or sanitization, or can be autoclaved as is, or in an assembly. …

BioProducer24 Green single use hollow fiber cartridges are gamma irradiated and ready to use, and don’t require any tedious pre-rinse prior to use. The WaterSep Green Line is true plug-and-play, connect, use and discard. The extractable level is approximately 80x less than a glycerin…

For epifluorescence microscopy Smooth flat surface- micro-organisms are retained in one plane on the surface Do not stain Essentially zero autofluorescence Recommended for: epifluorescence microscopy; water testing; observation of bacteria (0.2-5 µm), yeasts and molds…

BA83 Protran disc BA83 Protran disc

Available pore sizes: 0.10µm, 0.20µm, 0.30µm, 0.45µm, 0.65µm, 0.80µm, 1.0µm, 3.0µm, 5.0µm Colors: White, Black, and Green Surfaces: Gridded or Plain, with or without Hydrophobic Edge (HE) Nonsterile bulk pack Mixed…

EZBio® 47mm gridded disc filters are used for microbiology analysis of water and other liquids in the food, beverage, and pharmaceutical industries. The material of the gridded membrane is mixed cellulose ester and gridded with a 0.45µm pore size. Each gridded disc filter is sterilized by gamma…

Ahlstrom's qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present. Qualitative filter papers are often used in routine separation work that still…

Mesh Screens for Macrofiltration Separations Spectrum provides a broad range of Spectra/Mesh Woven Filters that consist of individual strands woven into a mesh screen, characterized by precise mesh openings, percent open area and mesh thickness. There are 5 material types with different physical,…

mdi’s Edge Hydrophobic Cellulose Nitrate (EHCN) Membranes feature a hydrophilic center area surrounded by a 6 mm hydrophobic edge which prevents seepage under the rim of the filter holder. The hydrophobic edge ensures complete removal of the drug during flushing so that growth of any…

Nalgene 281 Extends the life of membrane filters Thin, non-sterile Autoclavable Glass-fiber prefilters are for use with Nalgene disposable filter units.

BioProducer12 Green single use hollow fiber cartridges are gamma irradiated and ready to use, and don’t require any tedious pre-rinse prior to use. The WaterSep Green Line is true plug-and-play, connect, use and discard. The extractable level is approximately 80x less than a glycerin…

The Researcher membrane hollow fiber cartridges are positioned between the laboratory scale Explorer and the full pilot scale Investigator HF cartridges. The membrane surface area is between 444 cm2 for the Researcher12 and up to 1,715 cm2 for Researcher41 and are the perfect choice for scale…