Filtration

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

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

    Ahlstrom

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

    Item No: 6090-2700

    $61.78
    (100/pk)
  • 27 cm diameter circles - Grade 610 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6100-2700

    $67.20
    (100/pk)
  • 27 cm diameter circles - Grade 613 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6130-2700

    $49.74
    (100/pk)
  • 27 cm diameter circles - Grade 615 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6150-2700

    $51.22
    (100/pk)
  • 27 cm diameter circles - Grade 617 Ahlstrom Qualitative Filter - 50/pk

    Ahlstrom

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

    Item No: 6170-2700

    $40.64
    (50)
  • 27 cm diameter circles - Grade 631 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6310-2700

    $61.30
    (100)
  • 27 cm diameter circles - Grade 642 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6420-2700

    $61.30
    (100)
  • 27 cm diameter circles - Grade 74 Ahlstrom Quantitative Filter - 100/pk

    Ahlstrom

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

    Item No: 0740-2700

    $181.14
    (100/pk)
  • 27 cm diameter circles - Grade 909 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 9090-2700

    $79.56
    (100)
  • 27 cm diameter circles - Grade 94 Ahlstrom Quantitative Filter - 100/pk

    Ahlstrom

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

    Item No: 0940-2700

    $181.14
    (100/pk)
  • 27 cm diameter circles - Grade 950 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 9500-2700

    $84.11
    (100)
  • 27 cm diameter circles - Grade 961 Ahlstrom Qualitative Filter - 50/pk

    Ahlstrom

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

    Item No: 9610-2700

    $62.64
    (50)
  • 27 cm diameter circles - Grade 962 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 9620-2700

    $65.89
    (100)
  • 3.0 cm diameter circles - Grade 161 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1610-0300

    $39.17
    (100/pk)
  • 3.0 cm diameter circles - Grade 601 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6010-0300

    $10.11
    (100/pk)
  • 3.2 cm diameter circles - Grade 161 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1610-0320

    $39.93
    (100/pk)
  • 3.5 cm diameter circles - Grade 161 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1610-0350

    $44.27
    (100/pk)
  • 3.7 cm diameter circles - Grade 111 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1110-0370

    $45.62
    (100/pk)
  • 3.7 cm diameter circles - Grade 121 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1210-0370

    $78.51
    (100/pk)
  • 3.7 cm diameter circles - Grade 131 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1310-0370

    $78.51
    (100/pk)
  • 3.7 cm diameter circles - Grade 141 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1410-0370

    $63.68
    (100/pk)
  • 3.7 cm diameter circles - Grade 151 Ahlstrom Glass Microfiber Filter - Standard TCLP Filter - 100/pk

    Ahlstrom

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

    Item No: 1510-0370

    $104.07
    (100/pk)
  • 3.7 cm diameter circles - Grade 161 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1610-0370

    $45.36
    (100/pk)
  • 32 cm diameter circles - Grade 111 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1110-3200

    $626.69
    (100/pk)