Filtration

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

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

    Ahlstrom

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

    Item No: 6170-0700

    $9.22
    (50)
  • 7.0 cm diameter circles - Grade 631 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6310-0700

    $10.48
    (100)
  • 7.0 cm diameter circles - Grade 642 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6420-0700

    $10.48
    (100)
  • 7.0 cm diameter circles - Grade 74 Ahlstrom Quantitative Filter - 100/pk

    Ahlstrom

    7.0 cm diameter circles - Grade 74 Ahlstrom Quantitative Filter - 100/pk

    Item No: 0740-0700

    $32.13
    (100/pk)
  • 7.0 cm diameter circles - Grade 909 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 9090-0700

    $14.08
    (100)
  • 7.0 cm diameter circles - Grade 94 Ahlstrom Quantitative Filter - 100/pk

    Ahlstrom

    7.0 cm diameter circles - Grade 94 Ahlstrom Quantitative Filter - 100/pk

    Item No: 0940-0700

    $32.13
    (100/pk)
  • 7.0 cm diameter circles - Grade 950 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 9500-0700

    $14.45
    (100)
  • 7.0 cm diameter circles - Grade 961 Ahlstrom Qualitative Filter - 50/pk

    Ahlstrom

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

    Item No: 9610-0700

    $11.05
    (50)
  • 7.0 cm diameter circles - Grade 962 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 9620-0700

    $13.72
    (100)
  • 7.5 cm diameter circles - Grade 601 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6010-0750

    $11.33
    (100/pk)
  • 7.5 cm diameter circles - Grade 609 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6090-0750

    $11.33
    (100/pk)
  • 7.5 cm diameter circles - Grade 610 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6100-0750

    $11.64
    (100/pk)
  • 7.5 cm diameter circles - Grade 613 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6130-0750

    $9.89
    (100/pk)
  • 7.5 cm diameter circles - Grade 615 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6150-0750

    $10.21
    (100/pk)
  • 7.5 cm diameter circles - Grade 617 Ahlstrom Qualitative Filter - 50/pk

    Ahlstrom

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

    Item No: 6170-0750

    $9.30
    (50)
  • 7.5 cm diameter circles - Grade 631 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6310-0750

    $10.58
    (100)
  • 7.5 cm diameter circles - Grade 642 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6420-0750

    $10.58
    (100)
  • 9.0 cm diameter circles - Grade 111 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1110-0900

    $105.71
    (100/pk)
  • 9.0 cm diameter circles - Grade 121 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1210-0900

    $176.92
    (100/pk)
  • 9.0 cm diameter circles - Grade 131 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1310-0900

    $166.09
    (100/pk)
  • 9.0 cm diameter circles - Grade 141 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1410-0900

    $194.50
    (100/pk)
  • 9.0 cm diameter circles - Grade 151 Ahlstrom Glass Microfiber Filter - Standard TCLP Filter - 100/pk

    Ahlstrom

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

    Item No: 1510-0900

    $248.17
    (100/pk)
  • 9.0 cm diameter circles - Grade 161 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1610-0900

    $98.27
    (100/pk)
  • 9.0 cm diameter circles - Grade 169 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1690-0900

    $128.41
    (100/pk)