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  • Whatman Grade 40 high-purity filters from Cytiva business are general-purpose papers for quantitative analysis. Grade 40 filters are suitable for a variety of analytical filtration applications. High-purity filters contain 0.007% maximum ash content Medium nominal particle retention…

  • Whatman Polycap TC filtration capsules fromCytiva feature dual layer polyethersulfone (PES) membranes and provide efficient filtration for aqueous solutions. 100% integrity-tested during manufacturing Polypropylene housing thermally fused to eliminate surfactants and mold releasing agents that…

  • A standard grade clarifying filter excellent for cloudy suspensions and for water and soil analysis. These cellulose filters are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also available, which give improved flow rate and…

  • Nuclepore track-etched polycarbonate membranes are manufactured from high-quality polycarbonate film and have sharply defined pore sizes, high flow rates, and excellent chemical and thermal resistance. The membranes have a smooth flat surface and exhibit very low levels of extractables. …

  • 1.6 µm Retention Efficient retention of small size particles to 1.6 µm Extremely high flow rate; filtration takes place both vertically and laterally through the filters High loading capacity, which continues to filter efficiently for a greater extended period …

  • 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…

  • Creped, medium to slow filter paper. Resistant to weak acids and bases. Often used as a protective paper for filter press cloths, as well as in processing of cocoa butter and edible oils. These filter papers are made from super-refined cellulose and have been specifically designed to have…

  • Whatman Grade 934-AH ready-to-use (RTU) filters are the time-saving version of Cytiva 934-AH filters, which are widely used for total suspended solids analysis. Prewashed, preweighed RTU filters eliminate pretreating steps otherwise required by Standard Method 2540D Fine particle…

  • A very thick filter with high wet strength. Offers medium to slow flow rate and retains very fine precipitates. A very thick filter with high wet strength. Offers medium to slow flow rate and retains very fine precipitates. These filter papers are made from super-refined cellulose and have been…

  • A world standard for critical gravimetric analysis with the finest particle retention of all Whatman cellulose filter papers from Cytiva . Ashless: 0.007% ash maximum for Grades 40 to 44. These are very pure filters suitable for a wide range of critical analytical filtration procedures. …

  • Specifically for aqueous solutions Hydrophilic For use up to 125°C Economical NutriDisk is an alternative to Agar plates. Colony counting identifications and selective microbial determinations can be carried out quickly and easily with NutriDisk. NutriDisk is supplied without membranes to…

  • A prepleated filter widely used for general purpose filtration. Has excellent particle retention and a good filtration speed and loading capacity. Savings in time required to quadrant-fold circles to fit conical filter funnels in repetitive or multiple analyses. Decreased overall…

  • Cytiva Whatman Polycap TF filters are made with durable, hydrophobic polytetrafluoroethylene (PTFE) membranes in a polypropylene housing for use with organic solvents and chemically aggressive solutions. PTFE filter membrane is resistant to most solvents Available in 0.05, 0.1, 0.2, 0.45, and…

  • Whatman 1PS Phase Separator from Cytiva business is a hydrophobic filter for routine solvent extraction. Within seconds it retains aqueous phases, while solvent phases flow through. Impregnated with stabilized silicone to create a hydrophobic filter Multiple separations can be processed in…

  • Anopore inorganic membranes (Anodisc) fromCytiva are well suited for a variety of filtration applications. With a novel aluminum matrix and honeycomb pore structure, Anodisc facilitates controlled filtration. Extreme precision due to high pore density and narrow pore size Virtually transparent…

  • Cytiva Whatman Mini-UniPrep Syringeless Filters integrate an autosampler vial, filtration membrane, plunger, and cap/septa into one consumable product. They are built for fast and easy HPLC/UHPLC sample preparation. All-in-one filtration device for quick and cost-effective sample processing …

  • Whatman Grade GF 92 glass microfiber filters fromCytiva are designed for prefiltration in order to protect against membrane fouling. Grade GF 92 is strengthened with an inorganic binder. Inorganic binder provides increased strength Temperature resistant up to 500°C Medium filtration speed …

  • The fastest ashless filter paper, recommended for analytical procedures involving coarse particles or gelatinous precipitates (e.g., iron or aluminum hydroxides). Ashless: 0.007% ash maximum for Grades 40 to 44. These are very pure filters suitable for a wide range of critical analytical…

  • Whatman Polydisc AS (Aqueous Solution) in-line filters fromCytiva feature high-throughput PES membranes with a glass microfiber prefilter. Polydisc comes presterilized in medical-grade blister packs. Whatman filters with polyethersulfone membranes have low protein binding and are surfactant-free…

  • A standard grade filter used in qualitative analytical techniques to determine and identify materials. For use in büchner funnels. A standard grade filter used in qualitative analytical techniques to determine and identify materials. For use in büchner funnels. Prepleated qualitative filters are…

  • A general qualitative filter for less critical routine analysis. Widely used in industrial laboratories and students laboratories for routine filtration. Retains medium-fine precipitates Relatively slow filtration speed Smooth surface and close texture For general-purpose qualitative analysis…

  • Cytiva Whatman Grade 541 acid hardened cellulose filter paper features high wet-strength, high chemical resistance, and a large nominal particle retention for fast analytical filtration. High wet-strength High chemical resistance to strong acid and alkali suspensions Retention of gelatinous…

  • Cytiva Whatman Grade 4V filter paper is well suited for qualitative analysis or general filtration of coarse particles. The fluted filter design increases filtration speed, flow rate, and loading capacity. Very fast flow rate Retention of coarse and gelatinous precipitates Nominal particle…

  • Cytiva Whatman GD/X sterile syringe filter is designed to support filtration of viscous, hard-to-filter samples with high solids content. Reduces need for multiple syringe filters by processing three to seven times more sample volume than syringe filters without prefilters Female luer lock for…

  • Produced from high-purity nitrocellulose Resistant to mild acids, hydrocarbons, formaldehyde, aniline, isopropyl and petroleum ethers, oils, gasoline and kerosene Attacked by strong acids, bases, ethyl amines, ketones and esters Smooth-surfaced and flexible 0.2 µm pore size…

  • A very thick filter card with high wet strength. Offers very high flow rate and retains medium to coarse particles. The applications range from the filtration of beverages to the purification of electroplating baths. A very thick filter card with high wet strength. Offers very high flow rate and…

  • A standard grade filter used in qualitative analytical techniques to determine and identify materials. For use in büchner funnels. Grade 3: 6 µm Double the thickness of Grade 1 with still finer particle retention and excellent loading capacity; more precipitate can be…

  • Whatman polyamide membranes are made from pure polyamide making them the universal filter for clarification and sterile filtration. Whatman polyamide membranes are made from pure polyamide making them the universal filter for clarification and sterile filtration. Polyamide membrane filters are…

  • The membrane offers a high degree of internal surface area for greater adsorption of product. Grids are nontoxic and do not inhibit bacterial growth, ensuring sample integrity. No surfactants to contaminate samples. Biologically inert with good thermal stability. Sterile options…

  • A creped paper for coarse particles, offers a very high filtration speed. A creped paper for coarse particles, offers a very high filtration speed. These filter papers are made from super-refined cellulose and have been specifically designed to have particular properties for each technical…

  • Grade 520bll ½ thick, pleated filter paper with high wet strength offering a very high flow rate. Grade 520bll ½ thick, pleated filter paper with high wet strength offering a very high flow rate.

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