Smooth Filter Papers for Qualitative & Technical Analyses

These filter papers are used for routine analyses like clarification, determination of substances, but also as discs with a center hole for technical applications. Grades with a wet burst resistance > 30 kPa are referred to as wet-strengthened and are therefore suitable for pressure or vacuum filtration. White and bright particles can be easily detected with the black paper grade 918, due to the color contrast for example for the detection of fluorine or silicon in water or the detection of mycelium in mildews.

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Products (196)

  • Qualitative & Technical Papers, Smooth/ Grade 100/N
    Item no.
    FT-2-328-290430
    Grade
    100/N
    Filter Format
    Sheets
    Dimensions
    290 × 430 mm
    Filter Diameter
    N/A

    $444.00

  • Qualitative & Technical Papers, Smooth/ Grade 4 b
    Pieces
    100
    Item no.
    FT-2-309-210297
    Grade
    4 b
    Filter Format
    Sheets
    Dimensions
    210 × 297 mm
    Filter Diameter
    N/A

    $47.50

  • Qualitative & Technical Papers, Smooth/ Grade 3 m/N
    Pieces
    100
    Item no.
    FT-2-305-580580
    Grade
    3 m/N
    Filter Format
    Sheets
    Dimensions
    580 × 580 mm
    Filter Diameter
    N/A

    $119.00

  • Qualitative & Technical Papers, Smooth/ Grade 100/N
    Pieces
    100
    Item no.
    FT-2-328-580580
    Grade
    100/N
    Filter Format
    Sheets
    Dimensions
    580 × 580 mm
    Filter Diameter
    N/A

    $129.00

  • Qualitative & Technical Papers, Smooth/ Grade 3 m/N
    Pieces
    1,000
    Item no.
    FT-2-305-203203
    Grade
    3 m/N
    Filter Format
    Sheets
    Dimensions
    203 × 203 mm
    Filter Diameter
    N/A

    $166.00

  • Qualitative & Technical Papers, Smooth/ Grade 4 b
    Pieces
    500
    Item no.
    FT-2-309-193290Q
    Grade
    4 b
    Filter Format
    Sheets
    Dimensions
    163 × 290 mm
    Filter Diameter
    N/A

    $188.00

  • Qualitative & Technical Papers, Smooth/ Grade 3 S/h
    Pieces
    100
    Item no.
    FT-2-307-460570
    Grade
    3 S/h
    Filter Format
    Sheets
    Dimensions
    460 x 570 mm
    Filter Diameter
    N/A

    $287.00

  • Qualitative & Technical Papers, Smooth/ Grade 3 hw
    Pieces
    100
    Item no.
    FT-2-303-100100
    Grade
    3 hw
    Filter Format
    Sheets
    Dimensions
    100 x 100 mm
    Filter Diameter
    N/A

    $15.90

  • Qualitative & Technical Papers, Smooth/ Grade 100/N
    Piece
    1
    Item no.
    FT-1-328-2401000
    Grade
    100/N
    Filter Format
    Reels
    Dimensions
    240 mm × 1,000 m
    Filter Diameter
    N/A

    $596.00

  • Qualitative & Technical Papers, Smooth/ Grade 3 hw
    Pieces
    100
    Item no.
    FT-2-303-580580
    Grade
    3 hw
    Filter Format
    Sheets
    Dimensions
    580 × 580 mm
    Filter Diameter
    N/A

    $113.00

  • Qualitative & Technical Papers, Smooth/ Grade 6
    Pieces
    100
    Item no.
    FT-3-312-210
    Grade
    6
    Filter Format
    Discs
    Dimensions
    N/A
    Filter Diameter
    ⌀ 210 mm

    $30.50

  • Qualitative & Technical Papers, Smooth/ Grade 6
    Pieces
    100
    Item no.
    FT-3-312-320
    Grade
    6
    Filter Format
    Discs
    Dimensions
    N/A
    Filter Diameter
    ⌀ 320 mm

    $75.50

  • Qualitative & Technical Papers, Smooth/ Grade 3 w
    Pieces
    100
    Item no.
    FT-3-308-055
    Grade
    3 w
    Filter Format
    Discs
    Dimensions
    N/A
    Filter Diameter
    ⌀ 55 mm

    $9.50

  • Qualitative & Technical Papers, Smooth/ Grade 3 S/h
    Pieces
    50
    Item no.
    FT-3-307-150
    Grade
    3 S/h
    Filter Format
    Discs
    Dimensions
    N/A
    Filter Diameter
    ⌀ 150 mm

    $21.90

  • Qualitative & Technical Papers, Smooth/ Grade 3 S/h
    Pieces
    100
    Item no.
    FT-4-307-240
    Grade
    3 S/h
    Filter Format
    Folded
    Dimensions
    N/A
    Filter Diameter
    ⌀ 240 mm

    $612.00

  • Results per page: | |

    Smooth Filter Papers for Qualitative & Technical Analyses

    Grade

    Weight
    (g/m2)

    Thickness
    (mm)

    Filtration Time (s)

    Particle
    retention (µm)

    Wet Bursting
    Strength (kPa)

    Color

    Properties

    6

    80

    0.17

    15

    10 - 13

    ≥ 30

    White

    Medium-fast filtration

    3 w

    65

    0.14

    15

    9 - 13

    ≥ 15

    White

    Medium-fast filtration

    3 hw

    65

    0.14

    20

    8 - 12

    ≥ 15

    White

    Medium-fast filtration

    C 140

    140

    0.30

    20

    7 - 11

    > 50

    White

    Medium-fast filtration

    4 b

    75

    0.15

    22

    8 - 12

    ≥ 30

    White

    Medium-fast filtration

    3 m/N

    65

    0.14

    30

    7 - 10

    ≥ 30

    White

    Medium-fast filtration

    100/N

    85

    0.18

    30

    6 - 8

    ≥ 80

    White

    Medium-fast filtration, low ammonium, potassium & sodium content

    918

    85

    0.17

    45

    8 - 10

    n.a.

    Black

    Medium-fast to slow filtration, black paper, stained with a sulfur coloring

    3 S/h

    200

    0.36

    55

    5 - 7

    ≥ 15

    White

    Medium-fast to slow filtration