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 918
Pieces
100
Item no.
FT-3-607-090
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 90 mm
Filter Format
Discs

$58.00

Qualitative & Technical Papers, Smooth/ Grade 918
Pieces
1,000
Item no.
FT-3-607-030R
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 30 mm
Filter Format
Discs

$198.00

Qualitative & Technical Papers, Smooth/ Grade 918
Pieces
100
Item no.
FT-3-607-055
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 55 mm
Filter Format
Discs

$31.30

Qualitative & Technical Papers, Smooth/ Grade 918
Pieces
100
Item no.
FT-3-607-040
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 40 mm
Filter Format
Discs

$19.70

Qualitative & Technical Papers, Smooth/ Grade 918
Pieces
100
Item no.
FT-3-607-204
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 204 mm
Filter Format
Discs

$319.00

Qualitative & Technical Papers, Smooth/ Grade 6
Pieces
100
Item no.
FT-3-312-055
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 55 mm
Filter Format
Discs

$9.60

Qualitative & Technical Papers, Smooth/ Grade 4 b
Pieces
100
Item no.
FT-2-309-900900
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
900 × 900 mm
Filter Diameter
N/A
Filter Format
Sheets

$278.00

Qualitative & Technical Papers, Smooth/ Grade 3 m/N
Pieces
100
Item no.
FT-3-305-125
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 125 mm
Filter Format
Discs

$11.60

Qualitative & Technical Papers, Smooth/ Grade 3 w
Pieces
100
Item no.
FT-3-308-110
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 110 mm
Filter Format
Discs

$11.60

Qualitative & Technical Papers, Smooth/ Grade 3 m/N
Pieces
100
Item no.
FT-3-305-385
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 385 mm
Filter Format
Discs

$97.40

Qualitative & Technical Papers, Smooth/ Grade 3 m/N
Pieces
100
Item no.
FT-3-305-070
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 70 mm
Filter Format
Discs

$9.30

Qualitative & Technical Papers, Smooth/ Grade 4 b
Pieces
100
Item no.
FT-2-309-210297
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
210 × 297 mm
Filter Diameter
N/A
Filter Format
Sheets

$45.20

Qualitative & Technical Papers, Smooth/ Grade 3 m/N
Pieces
100
Item no.
FT-3-305-185
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 185 mm
Filter Format
Discs

$20.90

Qualitative & Technical Papers, Smooth/ Grade 100/N
Pieces
100
Item no.
FT-3-328-185
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 185 mm
Filter Format
Discs

$25.50

Qualitative & Technical Papers, Smooth/ Grade 4 b
Pieces
100
Item no.
FT-3-309-125
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 125 mm
Filter Format
Discs

$17.40

Qualitative & Technical Papers, Smooth/ Grade 3 m/N
Pieces
100
Item no.
FT-3-305-090
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 90 mm
Filter Format
Discs

$10.20

Qualitative & Technical Papers, Smooth/ Grade 100/N
Piece
1
Item no.
FT-1-328-1501000
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
150 mm × 1,000 m
Filter Diameter
N/A
Filter Format
Reels

$435.00

Qualitative & Technical Papers, Smooth/ Grade 3 hw
Pieces
1,000
Item no.
FT-3-303-015
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 15 mm
Filter Format
Discs

$76.60

Qualitative & Technical Papers, Smooth/ Grade 3 S/h
Pieces
50
Item no.
FT-3-307-042-5
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 42.5 mm
Filter Format
Discs

$10.20

Qualitative & Technical Papers, Smooth/ Grade 3 hw
Pieces
100
Item no.
FT-3-303-060
Application Area
Analytical Sample Preparation, Particle Analysis
Dimensions
N/A
Filter Diameter
⌀ 60 mm
Filter Format
Discs

$9.00

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