Lab Filtration Products

Sartorius membrane filters are available in a wide range of pore sizes, membrane types and diameters to fit the extensive array of applications being performed in the laboratory. Available in diameters from 13mm to 90mm and pore sizes from 0.1 to 8µm depending on material. Additionally, Cellulose...

Biosart 100 Monitors: Sterile, ready to use disposable funnels designed to be placed directly onto a vacuum manifold, eliminating the cleaning and sterilization required of reusable funnels. Each monitor includes a membrane filter and cellulose pad into the funnel unit. After filtration, the 100 ml...

I.W. Tremont offers a diverse product line of high quality membrane filters available in a variety of materials, diameters and pore sizes and suitable for a wide range of applications including cell retention, In Vitro Diagnostics, particle collection, clarification and sterile filtration of aqueous...

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...

The most widely used qualitative filter paper for routine applications. Medium porosity and flow rate. 100 circles packed in a cardboard box. Superior quality neutral filter paper. Suitable for medium filtration, very low ash content.

Depth filtration glass micro fiber GRADE B - Fine porosity, medium to fast flow rate, with a 1.0 µm size particle retention. Ideally suited for the collection of biochemical polymers that have been precipitated by denaturation. This material is twice as thick as Grade A with a higher loading...

Quantitative cellulose filter papers are primarily used in gravimetric analysis procedures and perform separations by entrapping particulate within the random matrix of cellulose fibers within the depth of the media. This media family is also widely used in methods to prepare samples for further...

Depth filtration glass micro fiber GRADE F - Fine porosity, medium flow rate, with a 0.7 µm size particle retention. Frequently used with Grade D to filter diluted aqueous solutions containing strong oxidizing, acidic, or alkaline components prior to laser spectroscopy. May also be used for TCLP...

Binderless Glass Microfiber Filter, TSS, 1.5µm Binderless glass microfiber filters designed for Total Suspended Solids (TSS) testing and gravimetric analytical applications. Manufactured to provide high retention efficiency, excellent flow rates, and reliable analytical performance. Used in EPA...

Banded polypropylene housing ensures lab safety preventing the housing from bursting Color-coded housing allows for easy identification of membrane Most 30mm filters have a 1 micron glass pre-filter For sample volumes of 2mL to 100mL Retention volume < 115µL Maximum operating temperature:...

Disposable Syringe Filters featuring: Polypropylene housing Leur-Lok and pressure fitting Convenient color coding system Broad filter material selection Ultrasonically bonded for reliability Glass Fiber (GF) For viscose solutions or for turbid liquids. Ideal for use as a prefilter in series with...

mdi’s Grid Marked Cellulose Nitrate Membranes feature a convenient surface grid that facilitates quantification of colonies. Packaging in reel form facilitates the usage with Automated dispensing machines. Compatible with all automatic dispensers. The Gridded Cellulose Nitrate Membranes in...

Low-profile design; polystyrene Three membrane materials available: Cellulose Nitrate (CN), Surfactant Free Cellulose Acetate (SFCA) and Polyethersulfone (PES) Membrane diameter 50 mm with surface area 17.3 cm 2 Provide fast flow rates Graduations on upper and lower chambers, padless membrane...

With fritted disc sealed on bottom. Overall length 125mm. All porosities of a given size are priced the same.,/p>

All capsules containing membrane media are preflushed with purified water to reduce extractable.  GVS capsules made with Polypropylene housings are food compliant (FDA/EU), as restrictions may apply depending on the final application, it is the end user's responsibility to determine full...

Minisart NY25 Plus: Rapid small volume filtration and sterilization of solvent-based samples and difficult to filter aqueous solutions. NY25 X Plus includes a ployamide (Nylon) memrane with a binder- free glass fiber depth pre-filter.

 GVS Vent Filters are available with connectors 6-12mm and are individually packaged either sterile or non-sterile.These devices are available with PTFE membranes, Polypropylene housing, and 0.20µm or 0.45µm pore size

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 range: 4-8 Clear,...

Quick and efficient filtration of samples and all kind of solutions, solvents or gases        Housing injected in Polypropylene or Acrylic        Multifunctional Syringe Filters: equipped with luer-lock or luer-slip male...

Hydrophilic: eliminates the need for wetting agents that can potentially interfere with analyses. Low extractables: ensures test results will not be compromised by wetting agents or other extractables. Low drug and protein binding: maximizes recovery of critical drugs or proteins. Wide range of pore...

Digi FILTER  for filtering wastewater, soil and dirty samples prior to AA or ICP analysis. Dual-headed cap made from virgin polypropylene, Digi FILTER s offer low leachable metal content. A 0.45 micron Teflon membrane inserted in everyDigi FILTER  guarantees 98% particle retention.

4 ml - 40 µl ultrafiltration unit with twin vertical membranes and sleek internal design for fastest sample concentration with highest recoveries. The pipette friendly dead stop pocket eliminates the risk of sample filtration to dryness and facilitates the recovery of the concentrate....

ProWeigh® Filters are 1.5µm Binderless Glass Fiber Filters with all preparation steps done for you. All ProWeigh filters are prepared according to Standard Methods requirements. 47mm binderless glass fiber filters are weighed, washed 3 times in deionized water, dried at 105C and weighed to...

Designed to collect the filtrate directly into a standard laboratory bottle Connection to the bottle is made with a polybutylene terephthalate (PBT) cap and a PTFE-faced silicone sealing ring Glass components are manufactured from Wheaton 33 low extractable borosilicate glass that conforms to USP...