Filtration

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

  • 4.25 cm diameter circles - Grade 392 Ahlstrom-Munksjö Low Ash Filter - 100/pk

    Ahlstrom

    4.25 cm diameter circles - Grade 392 Ahlstrom-Munksjö Low Ash Filter - 100/pk

    Item No: 3920-0425

    $20.72
  • 4.25 cm diameter circles - Grade 54 Ahlstrom Quantitative Filter - 100/pk

    Ahlstrom

    4.25 cm diameter circles - Grade 54 Ahlstrom Quantitative Filter - 100/pk

    Item No: 0540-0425

    $27.91
  • 4.25 cm diameter circles - Grade 601 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6010-0425

    $9.71
  • 4.25 cm diameter circles - Grade 610 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6100-0425

    $11.05
  • 4.25 cm diameter circles - Grade 613 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6130-0425

    $8.03
  • 4.25 cm diameter circles - Grade 615 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6150-0425

    $8.28
  • 4.25 cm diameter circles - Grade 617 Ahlstrom Qualitative Filter - 50/pk

    Ahlstrom

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

    Item No: 6170-0425

    $8.01
  • 4.25 cm diameter circles - Grade 631 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6310-0425

    $9.57
  • 4.25 cm diameter circles - Grade 642 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 6420-0425

    $9.66
  • 4.25 cm diameter circles - Grade 74 Ahlstrom Quantitative Filter - 100/pk

    Ahlstrom

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

    Item No: 0740-0425

    $27.91
  • 4.25 cm diameter circles - Grade 909 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 9090-0425

    $13.32
  • 4.25 cm diameter circles - Grade 94 Ahlstrom Quantitative Filter - 100/pk

    Ahlstrom

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

    Item No: 0940-0425

    $27.91
  • 4.25 cm diameter circles - Grade 950 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 9500-0425

    $13.68
  • 4.25 cm diameter circles - Grade 961 Ahlstrom Qualitative Filter - 50/pk

    Ahlstrom

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

    Item No: 9610-0425

    $10.40
  • 4.25 cm diameter circles - Grade 962 Ahlstrom Qualitative Filter - 100/pk

    Ahlstrom

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

    Item No: 9620-0425

    $12.68
  • 4.7 cm diameter circles - Grade 111 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1110-0470

    $56.71
  • 4.7 cm diameter circles - Grade 121 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1210-0470

    $103.38
  • 4.7 cm diameter circles - Grade 131 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1310-0470

    $91.27
  • 4.7 cm diameter circles - Grade 141 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1410-0470

    $74.77
  • 4.7 cm diameter circles - Grade 151 Ahlstrom Glass Microfiber Filter - Standard TCLP Filter - 100/pk

    Ahlstrom

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

    Item No: 1510-0470

    $134.40
  • 4.7 cm diameter circles - Grade 161 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1610-0470

    $53.32
  • 4.7 cm diameter circles - Grade 169 Ahlstrom Glass Microfiber Filter - 100/pk

    Ahlstrom

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

    Item No: 1690-0470

    $71.33
  • 4.7 cm diameter circles - Grade 388 Ahlstrom-Munksjö Low Ash Filter - 100/pk

    Ahlstrom

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

    Item No: 3880-0470

    $22.19
  • 4.7 cm diameter circles - Grade 391 Ahlstrom-Munksjö Low Ash Filter - 100/pk

    Ahlstrom

    4.7 cm diameter circles - Grade 391 Ahlstrom-Munksjö Low Ash Filter - 100/pk

    Item No: 3910-0470

    $22.19