Filtration

High quality filtration products including: membrane filters, pre-filtration media, glass fiber, cellulose filters, qualitative and quantitative filter papers, and specialty test papers.

  • 40 cm diameter circles - Grade 950 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    40 cm diameter circles - Grade 950 Ahlstrom Qualitative Filter - 100/pk

    Item No: 9500-4000

    $177.46
    (100)
  • 40 cm diameter circles - Grade 961 Ahlstrom Qualitative Filter - 50/pk

    Ahlstrom

    40 cm diameter circles - Grade 961 Ahlstrom Qualitative Filter - 50/pk

    Item No: 9610-4000

    $123.52
    (50)
  • 40 cm diameter circles - Grade 962 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    40 cm diameter circles - Grade 962 Ahlstrom Qualitative Filter - 100/pk

    Item No: 9620-4000

    $134.53
    (100)
  • 45 cm diameter circles - Grade 601 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    45 cm diameter circles - Grade 601 Ahlstrom Qualitative Filter - 100/pk

    Item No: 6010-4500

    $167.94
    (100/pk)
  • 45 cm diameter circles - Grade 609 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    45 cm diameter circles - Grade 609 Ahlstrom Qualitative Filter - 100/pk

    Item No: 6090-4500

    $167.94
    (100/pk)
  • 45 cm diameter circles - Grade 610 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    45 cm diameter circles - Grade 610 Ahlstrom Qualitative Filter - 100/pk

    Item No: 6100-4500

    $182.82
    (100/pk)
  • 45 cm diameter circles - Grade 613 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    45 cm diameter circles - Grade 613 Ahlstrom Qualitative Filter - 100/pk

    Item No: 6130-4500

    $117.70
    (100/pk)
  • 45 cm diameter circles - Grade 615 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    45 cm diameter circles - Grade 615 Ahlstrom Qualitative Filter - 100/pk

    Item No: 6150-4500

    $121.24
    (100/pk)
  • 45 cm diameter circles - Grade 617 Ahlstrom Qualitative Filter - 50/pk

    Ahlstrom

    45 cm diameter circles - Grade 617 Ahlstrom Qualitative Filter - 50/pk

    Item No: 6170-4500

    $102.06
    (50)
  • 45 cm diameter circles - Grade 631 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    45 cm diameter circles - Grade 631 Ahlstrom Qualitative Filter - 100/pk

    Item No: 6310-4500

    $169.67
    (100)
  • 45 cm diameter circles - Grade 642 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    45 cm diameter circles - Grade 642 Ahlstrom Qualitative Filter - 100/pk

    Item No: 6420-4500

    $169.67
    (100)
  • 45 cm diameter circles - Grade 909 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    45 cm diameter circles - Grade 909 Ahlstrom Qualitative Filter - 100/pk

    Item No: 9090-4500

    $228.07
    (100)
  • 45 cm diameter circles - Grade 950 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    45 cm diameter circles - Grade 950 Ahlstrom Qualitative Filter - 100/pk

    Item No: 9500-4500

    $252.55
    (100)
  • 45 cm diameter circles - Grade 961 Ahlstrom Qualitative Filter - 50/pk

    Ahlstrom

    45 cm diameter circles - Grade 961 Ahlstrom Qualitative Filter - 50/pk

    Item No: 9610-4500

    $174.89
    (50)
  • 45 cm diameter circles - Grade 962 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

    45 cm diameter circles - Grade 962 Ahlstrom Qualitative Filter - 100/pk

    Item No: 9620-4500

    $194.17
    (100)
  • 5.5 cm diameter circles - Grade 111 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

    5.5 cm diameter circles - Grade 111 Ahlstrom Glass Microfiber Filter - 100/pk

    Item No: 1110-0550

    $61.49
    (100/pk)
  • 5.5 cm diameter circles - Grade 121 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

    5.5 cm diameter circles - Grade 121 Ahlstrom Glass Microfiber Filter - 100/pk

    Item No: 1210-0550

    $118.60
    (100/pk)
  • 5.5 cm diameter circles - Grade 131 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

    5.5 cm diameter circles - Grade 131 Ahlstrom Glass Microfiber Filter - 100/pk

    Item No: 1310-0550

    $108.02
    (100/pk)
  • 5.5 cm diameter circles - Grade 141 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

    5.5 cm diameter circles - Grade 141 Ahlstrom Glass Microfiber Filter - 100/pk

    Item No: 1410-0550

    $92.18
    (100/pk)
  • 5.5 cm diameter circles - Grade 151 Ahlstrom Glass Microfiber Filter - Standard TCLP Filter - 100/pk

    Ahlstrom

    5.5 cm diameter circles - Grade 151 Ahlstrom Glass Microfiber Filter - Standard TCLP Filter - 100/pk

    Item No: 1510-0550

    $147.97
    (100/pk)
  • 5.5 cm diameter circles - Grade 161 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

    5.5 cm diameter circles - Grade 161 Ahlstrom Glass Microfiber Filter - 100/pk

    Item No: 1610-0550

    $61.61
    (100/pk)
  • 5.5 cm diameter circles - Grade 169 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

    5.5 cm diameter circles - Grade 169 Ahlstrom Glass Microfiber Filter - 100/pk

    Item No: 1690-0550

    $77.04
    (100/pk)
  • 5.5 cm diameter circles - Grade 237 Ahlstrom Qualitative Filter - 50/pk

    Ahlstrom

    5.5 cm diameter circles - Grade 237 Ahlstrom Qualitative Filter - 50/pk

    Item No: 2370-0550

    $9.91
    (50/pk)
  • 5.5 cm diameter circles - Grade 388 Ahlstrom-Munksjö Low Ash Filter - 100/pk

    Ahlstrom

    5.5 cm diameter circles - Grade 388 Ahlstrom-Munksjö Low Ash Filter - 100/pk

    Item No: 3880-0550

    $22.52
    (100)