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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 (130)

Quantitative Papers/ Grade 388
Quantitative Papers/ Grade 388
Item no.: FT-1-101-0050100
Dimensions
50 mm × 100 m
Retention Rate
10–15 µm
Quantitative Papers/ Grade 389
Quantitative Papers/ Grade 389
Item no.: FT-1-102-0050100
Dimensions
50 mm × 100 m
Retention Rate
8–12 µm
Quantitative Papers/ Grade 389
Quantitative Papers/ Grade 389
Item no.: FT-1-102-0050200
Dimensions
50 mm × 200 m
Retention Rate
8–12 µm
Quantitative Papers/ Grade 388
Quantitative Papers/ Grade 388
Item no.: FT-1-101-930010
Dimensions
930 mm × 10 m
Retention Rate
10–15 µm
Quantitative Papers/ Grade 392
Quantitative Papers/ Grade 392
Item no.: FT-1-105-0050100
Dimensions
50 mm × 100 m
Retention Rate
5–8 µm

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

389 F

(yellow 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

Carte da filtro per il laboratorio e l’industria
it 4.2 MB
Filter Papers for the Laboratory and Industry
en 6.4 MB
Papiers filtres pour les laboratoires et l’industrie
fr 6.3 MB

Catalog

Laboratory Filtration Products
en 8.2 MB

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