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Quantitative Filter Paper

These filter papers are used for quantitative and gravimetric analyses as well as for pressure or vacuum filtration. They are made out of 100 % cotton linters with an α-cellulose content of > 98 % and are acid-washed to make the papers ashless and achieve high purity.

 

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Products (126)

Quantitative Papers/ Grade 388
Item no.
FT-1-101-930010
Grade
388
Retention Rate
10–15 µm
Dimensions
930 mm × 10 m
142 mm Yellow Dot Quantitative Filter Paper Discs / Grade 389 F
100 Pieces
Item no.
FT-3-112-142
Grade
389 F
Retention Rate
8–12 µm
Filter Format
Discs
Filter Diameter
⌀ 142 mm

$54.00

Quantitative Papers/Grade 390, 10,000/Pk

These filter papers are used for quantitative and gravimetric analyses as well as for pressure or vacuum filtration. They are made out of 100 % cotton linters with an α-cellulose content of > 98 % and are acid-washed to make the papers ashless and achieve high purity.

150 mm Blue Dot Quantitative Filter Paper Discs / Grade 391
100 Pieces
Item no.
FT-3-104-150
Grade
391
Retention Rate
2–3 µm
Filter Format
Discs
Filter Diameter
⌀ 150 mm

$55.00

180 mm Green Dot Quantitative Filter Paper Discs / Grade 390
100 Pieces
Item no.
FT-3-103-180
Grade
390
Retention Rate
3–5 µm
Filter Format
Discs
Filter Diameter
⌀ 180 mm

$83.00

125 mm Black Dot Quantitative Filter Paper Discs / Grade 388
100 Pieces
Item no.
FT-3-101-125
Grade
388
Retention Rate
12–15 µm
Filter Format
Discs
Filter Diameter
⌀ 125 mm

$39.00

90 mm White Dot Quantitative Filter Paper Discs / Grade 389
100 Pieces
Item no.
FT-3-102-090
Grade
389
Retention Rate
8–12 µm
Filter Format
Discs
Filter Diameter
⌀ 90 mm

$26.00

55 mm Red Dot Quantitative Filter Paper Discs / Grade 392
100 Pieces
Item no.
FT-3-105-055
Grade
392
Retention Rate
5–8 µm
Filter Format
Discs
Filter Diameter
⌀ 55 mm

$11.00

90 mm Black Dot Quantitative Filter Paper Discs / Grade 388
100 Pieces
Item no.
FT-3-101-090
Grade
388
Retention Rate
12–15 µm
Filter Format
Discs
Filter Diameter
⌀ 90 mm

$26.00

90 mm Blue Dot Quantitative Filter Paper Discs / Grade 391
100 Pieces
Item no.
FT-3-104-090
Grade
391
Retention Rate
2–3 µm
Filter Format
Discs
Filter Diameter
⌀ 90 mm

$26.00

110 mm White Dot Quantitative Filter Paper Discs / Grade 389
100 Pieces
Item no.
FT-3-102-110
Grade
389
Retention Rate
8–12 µm
Filter Format
Discs
Filter Diameter
⌀ 110 mm

$34.00

45 mm White Dot Quantitative Filter Paper Discs / Grade 389
100 Pieces
Item no.
FT-3-102-045
Grade
389
Retention Rate
8–12 µm
Filter Format
Discs
Filter Diameter
⌀ 45 mm

$11.00

90 mm Green Dot Quantitative Filter Paper Discs / Grade 390
100 Pieces
Item no.
FT-3-103-090
Grade
390
Retention Rate
3–5 µm
Filter Format
Discs
Filter Diameter
⌀ 90 mm

$26.00

70 mm White Dot Quantitative Filter Paper Discs / Grade 389
100 Pieces
Item no.
FT-3-102-070
Grade
389
Retention Rate
8–12 µm
Filter Format
Discs
Filter Diameter
⌀ 70 mm

$14.00

45 mm Blue Dot  Quantitative Filter Paper Discs / Grade 391
100 Pieces
Item no.
FT-3-104-045
Grade
391
Retention Rate
2–3 µm
Filter Format
Discs
Filter Diameter
⌀ 45 mm

$11.00

185 mm White Dot Quantitative Filter Paper Discs / Grade 389
100 Pieces
Item no.
FT-3-102-185
Grade
389
Retention Rate
8–12 µm
Filter Format
Discs
Filter Diameter
⌀ 185 mm

$83.00

55 mm Black Dot Quantitative Filter Paper Discs / Grade 388
100 Pieces
Item no.
FT-3-101-055
Grade
388
Retention Rate
12–15 µm
Filter Format
Discs
Filter Diameter
⌀ 55 mm

$11.00

24 mm Red Dot Quantitative Filter Paper Discs / Grade 392
100 Pieces
Item no.
FT-3-105-024
Grade
392
Retention Rate
5–8 µm
Filter Format
Discs
Filter Diameter
⌀ 24 mm

$9.90

240 mm Red Dot Quantitative Filter Paper Discs / Grade 392
100 Pieces
Item no.
FT-3-105-240
Grade
392
Retention Rate
5–8 µm
Filter Format
Discs
Filter Diameter
⌀ 240 mm

$136.00

70 mm Black Dot Quantitative Filter Paper Discs / Grade 388
100 Pieces
Item no.
FT-3-101-070
Grade
388
Retention Rate
12–15 µm
Filter Format
Discs
Filter Diameter
⌀ 70 mm

$14.00

Results per page: | |

Choose the correct quantitative filter papers:

Grade  

Weight g/m²

Thickness (mm)

Filtration Time (s)

 Particle retention (µm)

Precipitates

Properties

388 (black dot)  

 84

0.21

10

12-15

Coarse crystalline

Fast filtration

389 (white dot)

 84

0.19

20

8-12

Medium-fine crystalline

Medium-fast filtration, fat-free

392 (red dot)

 84

0.17

50

5-8

Fine crystalline

Medium-slow filtration

390 (green dot)

 84

0.16    

 100

3-5

Fine crystalline

Slow filtration

391 (blue dot)

 84

0.15    

180

2-3

Very fine crystalline

Very slow filtration

393 (purple dot)

100    

0.18    

300

1-2

Very fine crystalline

Very slow filtration


Brochure

Filter Papers for the Laboratory and Industry
en 2.1 MB

Catalog

Laboratory Filtration Products
en 17.2 MB