Filters

Filter Paper, Filters

Compare Tool

Select up to 3 products

All Products

Filters Filter Paper

1 - 32 of 164
Sort
View
Show

Ahlstrom

  • Grade 1 Qualitative Filter Papers

    GE Healthcare

    A widely used standard grade filter paper for routine applications with medium retention and flow rate. It covers a wide range of laboratory applications and is frequently used for clarifying liquids. These cellulose filters are used in qualitative analytical techniques to determine and…

  • Ashless Grade 40 Quantitative Filter Papers

    GE Healthcare

    The classic general-purpose ashless filter paper with medium speed and retention. 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. Whatman quantitative filters from GE Healthcare are…

  • 934-AH™ Borosilicate Glass Microfiber Filters

    GE Healthcare

    1.5 µm Retention Efficient retention of small size particles to 1.5 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 …

  • Ashless Grade 41 Quantitative Filter Papers

    GE Healthcare

    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…

  • GF/F Borosilicate Glass Microfiber Filters

    GE Healthcare

    Efficient retention of small size particles to 0.7 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 greatly extended period Highly resistant to chemical…

  • Filter Paper, Qualitative Grades

    Thomas®

    Designed for general qualitative laboratory work Fast filtering speed; 25um particle retention Low retentivity, which retains coarse or gelatinous precipitates such as aluminum hydroxide, cobalt carbonate, mercury iodide and magnesium hydroxide Creped surface; thickness approximately…

  • Ashless Grade 42 Quantitative Filter Papers

    GE Healthcare

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

  • GF/A Borosilicate Glass Microfiber Filters

    GE Healthcare

    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 …

  • Grade GF/C Glass Microfiber Filters

    GE Healthcare

    Grade GF/C is the standard filter in many parts of the world for the collection of suspended solids in potable water and natural and industrial wastes. Grade GF/C: 1.2 µm Combines fine particle retention with good flow rate. Fast and efficient clarification of aqueous liquids…

  • Qualitative Filter Paper

    Advantec MFS

    Advantec Qualitative Filter Papers are made of 100% cotton linter cellulose. Primarily used for clarifying and removing precipitates (ppt) and preparation for quantitative analysis. These papers can be used over a pH range from 0-12 and a maximum temperature of 120°C. Ash content of 0.1%.…

  • Grade 2 Qualitative Filter Papers

    GE Healthcare

    A standard grade filter used for monitoring specific contaminants in the atmosphere and in soil testing. 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…

  • Quantitative Cellulose Filter Papers

    Thomas®

    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…

  • Grade 4 Qualitative Filter Papers

    GE Healthcare

    A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. These cellulose filters are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also…

  • 934-AH™ RTU Glass Microfiber Filters

    GE Healthcare

    The filter you trust just got better Whatman 934-AH RTU , one of the most widely used filters for Total Suspended Solids Analysis, is now available in a time-saving, Ready-To-Use ( RTU ) format. The 934-AH RTU contains the trusted binder-free, high quality borosilicate glass…

  • Grade 934-Ah Glass Microfiber Filters

    Thomas®

    Depth filtration glass micro fiber 934-AH® - Fine porosity, fast flow rate, with a 1.5 µm size particle retention. This material is the standard for volatile suspended solids content and related measurements (Standard Methods 2540D and EPA Method 160.2). Also widely used in cell harvesting…

  • Ashless Grade 44 Quantitative Filter Papers

    GE Healthcare

    Grade 44 is a thin version of Grade 42 that retains very fine particles but with lower ash weight per sample and almost twice the flow rate of Grade 42. Ashless: 0.007% ash maximum for Grades 40 to 44. These are very pure filters suitable for a wide range of critical analytical filtration…

  • Quantitative Filter Papers, Ahlstrom 74 (Ashless)

    Ahlstrom

    Ahlstrom manufactures a series of extremely high purity, acid washed filter papers designed for use in analytical and gravimetric analysis. The quantitative grades are manufactured from top quality cotton linters using ultra-pure, reverse-osmosis water and are further treated with dilute acid to…

  • Qualitative Filter Papers, Ahlstrom 613

    Ahlstrom

    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…

  • Grade 5 Qualitative Filter Papers

    GE Healthcare

    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…

  • Filter Paper, Qualitative Grade

    Thomas®

    Designed for very fine precipitates Slow filtering speed; 1 µm particle retention High retentivity, which retains very fine crystalline precipitates such as cuprous oxide, lead sulfate, barium sulfate and manganese carbonate Thickness approximately 0.20 mm, 1.5 µm pore size

  • Filter Paper, Qualitative Grade

    Thomas®

    Designed for general qualitative laboratory work Medium filtering speed; 6 µm particle retention Medium retentivity, which retains medium crystalline precipitates such as aluminum phosphates, barium carbonate and lead chromate Thickness approximately 0.15 mm 6 µm pore size

  • Hardened Ashless Grade 541 Quantitative Filter Papers

    GE Healthcare

    Supreme quantitative filter papers featuring fast filtration of coarse particles and gelatinous precipitates in acid/alkali solutions during gravimetric analysis. Hardened ashless: 0.006% ash maximum. These filters are acid-hardened to give high wet strength and chemical resistance with…

  • Qualitative Filter Papers, Ahlstrom 601

    Ahlstrom

    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…

  • Autoclave Pak (AO) and Sterile Pak (SO) Filters

    MilliporeSigma

    Autoclave pak (AO) 10 resealable envelopes containing 10 filters and 10 pads, requires autoclaving. Sterile pak (SO) 10 resealable envelopes containing 10 filters and 10 pads, presterilized. Materials of Construction Membranes: Mixed esters of cellulose …

  • Hardened Low Ash Grade 50 Quantitative Filter Papers

    GE Healthcare

    The thinnest of all Whatman filter papers with hardened and highly glazed surface, offering slow flow rate. Hardened low ash: 0.015% ash maximum. These filters are treated with a strong acid to remove trace metals and produce high wet strength and chemical resistance. Thesy are particularly…

  • Qualitative Cellulose Filter Papers

    Thomas®

    Qualitative cellulose filter papers perform separation by entrapping particulate within the random matrix of cellulose fibers within the depth of the media. This media is widely used in methods requiring the determination and identification of particulate in both liquids and gas. Also, this natural…

  • Glass Fiber Filters, High Wet Strength

    Advantec MFS

    Advantec Glass Fiber Filters are depth filters made of pure borosilicate glass microfibers. Organic binder gives these filters higher wet strength and lower fiber release compared to binder-free grades. Thermostable to 120°C. Recommended for high pressure filtration, applications requiring wet…

  • Spectra/Mesh Polypropylene Filter Paper

    Spectrum Med

    Polypropylene filter paper High wet strength for general particulate filtration applications Inert to most chemical and biological agents Resistant to most acids and alkalis Autoclavable Mesh opening: 105 to 1,000 µm

  • PTFE Depth Filters

    Advantec MFS

    Pure PTFE (Polytetrafluoroethylene) fibers are sintered to create a unique depth-type filter. These PTFE filters offer superior handling and minimal fiber slough-off compared to glass and quartz filters. Naturally hydrophobic, the media will separate aqueous from non-aqueous phases of mixtures.…

  • Grade C Glass Microfiber Filters

    Thomas®

    Depth Filtration Glass Micro Fiber GRADE C - Fine porosity, fast flow rate, with a 1.2 µm size particle retention. Primarily used for RIA procedures and harvesting lymphocytes. Binderless borosilicate glass microfiber. Particle retention: 1.20 µm Filtration speed: 25 seconds Thickness: 0.28…

  • Qualitative Filter Paper

    Sartorius

    Qualitative filter papers: Made of refined pulp and cotton linters with more than 95% alpha cellulose content. The ash content of these filter papers is

  • XenoSep® 1664A/B Solid Phase Extraction Filters

    Applied Separations

    As specified in EPA Method 1664B, Xenosep® High Performance (HP) Solid Phase Extraction (SPE) filters for EPA Method 1664A/B-HP are designed to provide high recovery and low blank values in Horizon® SPE-DEX® and SPE manifold EPA Method 1664A applications. Each SPE filter consists of…

Compare Tool

Select up to 3 products

Please Log In

Don't have an Account? Create one now.