Filters

Compare Tool

Select up to 3 products

All Products

Filters Filter Paper

1 - 32 of 162
Sort
View
Show

Ahlstrom

  • 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 …

  • 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 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 …

  • 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…

  • 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…

  • 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…

  • 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 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…

  • 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…

  • Xenomax® Pre-Weighed TSS Filters

    Applied Separations

    Xenomax® Pre-Weighed TSS Filters are pre-washed, predried, pre-desiccated, and pre-weighed in accordance with Standard Methods 2540 D and are ready to use out of the box. To significantly speed up TSS analysis, simply filter your sample, dry the filter, and record its final weight. These…

  • 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…

  • 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…

  • 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

  • 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

  • Quantitative filter paper

    Sartorius

    Quantitative filter papers: Ashless quantitative filter papers are made of refined pulp and cotton linters with over 95% alpha-cellulose content. These filter papers are guaranteed to be free of any residual acids and have an ash content of

  • 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…

  • 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

  • 1PS Phase Separator Papers

    GE Healthcare

    Whatman 1PS Phase Separator is a high-grade filter paper impregnated with a stabilized silicone that renders it hydrophobic, retaining the aqueous phase and passing the solvent phase through. Ease of use: No special training required Any number of separations can be processed together …

  • 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…

  • 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…

  • 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 A Glass Microfiber Filters

    Thomas®

    Depth filtration glass micro fiber GRADE A - Fine porosity, fast flow rate, with a 1.6µm size particle retention. Frequently used in the filtration of precipitated proteins and cells. Ideally suited for use as a filter for radioimmuno assay of weak beta emitters by scintillation…

  • 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…

  • Quantitative Ashless Filter Paper

    Advantec MFS

    Advantec Quantitative Ashless Filter Papers are made from the highest quality alpha cotton cellulose. One critical step in the manufacturing process of these filter papers is acid washing. All grades are double acid washed in hydrochloric then hydrofluoric acid to reduce levels of SiO2, CaO, and…

  • Black Filter Papers

    Thomas®

    A deep black, qualitative paper for filtering light colored sediments, etc. Medium speed Retains crystalline precipitates of medium fineness 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…

  • 1289 Grade Qualitative Filter Paper

    Munktell

    Qualitative filter grades are used in basic qualitative analysis and are available as filter discs, sheets and folded filters. These papers maintain consistently high quality due to tightly controlled manufacturer parameters which ensure dependable sample filtration results, lot after lot year…

  • 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…

  • Filter Paper, TCLP Grade Acid Treated

    Thomas®

    Glass microfiber filters offered in this product range are produced from 100% borosilicate glass microfiber without the use of binders or strengthening agents. These filters offer many advantages in a wide range of analytical applications. The fibers used to manufacture these depth filters are…

  • Quantitative Filter Papers, Ahlstrom 54 (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…

Compare Tool

Select up to 3 products

Please Log In

Don't have an Account? Create one now.