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  • Image of Grade A-E Glass Microfiber Filters

    Grade A-E Glass Microfiber Filters

    Depth filtration glass micro fiber GRADE A-E - Fine porosity and fast flow rate, with a 1.0 µm size particle retention. Binderless borosilicate glass microfiber. DOP efficiency is 99.98%. Primarily used in suspended solids and air monitoring. Particle retention: 1.00 µm Filtration speed: 15 seconds...
  • Image of Filter Paper, Qualitative Grade

    Filter Paper, Qualitative Grade

    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
  • Image of Autovial Syringeless Filters

    Autovial Syringeless Filters

    One step sample filtration No filter pop-off Filter stands up for easy loading Glass microfiber prefilter Combines 25 mm disk filter and 5 or 12 mL cylinder into one integral filtration unit. Prefilter allows higher flow rates and less clogging of the membrane. Automatic air purge ensures minimal...
  • Image of Mini Uniprep Compressor, 6 Position 1 / Pk

    Mini Uniprep Compressor, 6 Position 1 / Pk

    Item #: 4621T36
    Mini Uniprep Compressor, 6 Position 1 / Pk
  • Image of Grade A Glass Microfiber Filters

    Grade A Glass Microfiber Filters

    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 counting and...
  • Image of Black Filter Papers

    Black Filter Papers

    A deep black, qualitative paper for filtering light colored sediments, etc. Medium speed Retains crystalline precipitates of medium fineness 6 µm pore size
  • Image of Filter Paper, Qualitative Grade

    Filter Paper, Qualitative Grade

    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
  • Image of Grade 934-Ah Glass Microfiber Filters

    Grade 934-Ah Glass Microfiber Filters

    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...
  • Image of Mini-Uniprep™ Syringeless Filters

    Mini-Uniprep™ Syringeless Filters

    One-step sample preparation in one-third the time Reduces cost while increasing productivity 0.2 or 0.45 µm filter 12 x 32 mm vials Replace syringe-coupled filtration devices and autosampler vials with a single, disposable unit Available in seven different membrane materials Each Mini-UniPrep...
  • Image of Biohit Vanex Ultra-Spin Microcentrifuge Tube Filters

    Biohit Vanex Ultra-Spin Microcentrifuge Tube Filters

    Item #: 4596G19
    A filter system designed for use in microcentrifuges for the filtration of small volumes of aqueous solutions Sample volumes from 20 mL to 500 mL Hold-up volume on the membrane is less than 5 mL, resulting in minimal sample loss Low protein- binding cellulose acetate (CA) membrane for biological...
  • Image of Filter Paper, Qualitative Grades

    Filter Paper, Qualitative Grades

    Designed for general qualitative laboratory work Fast filtering speed; 24 mm 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 0.23 mm; 24...
  • Image of Grade B Glass Microfiber Filters

    Grade B Glass Microfiber Filters

    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...
  • Image of Qualitative Cellulose Filter Papers

    Qualitative Cellulose Filter Papers

    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...
  • Placeholder Image for Corning Disposable Sterile Filter Units

    Corning Disposable Sterile Filter Units

    Item #: 4619X69
    Nylon Membrane Designed for tissue culture (aqueous) applications. Filters are individually blister packed. Not suited for parenteral use.
  • Image of Grade C Glass Microfiber Filters

    Grade C Glass Microfiber Filters

    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 mm...
  • Image of Thomas Grade D Glass Microfiber Filters

    Thomas Grade D Glass Microfiber Filters

    Depth Filtration Glass Micro Fiber GRADE D - Coarse porosity, fast flow rate, with a 2.7 µm size particle retention. Well suited for higher volume and repetitive laboratory filtering. Also ideally used as a general pre-filter to extend primary filter life. Binderless borosilicate glass microfiber....
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