Quantitative filter papers, ashless grades, grade 41, Whatman™

: Whatman products (Cytiva)

: Whatman products (Cytiva)

Cytiva's Whatman Grade 41 environmental pollution papers are among the fastest filter papers in the Whatman ashless range. This gravimetric filter is well suited for quantitative analysis of soil and air.

Extremely low ash content (0,007% ash maximum)
20 µm nominal particle retention rating
Fast filtration speed (Herzberg 54 s)
Commonly used for routine air pollution analysis and soil pollution analysis

Whatman Grade 41 filters from Cytiva's business are suitable for quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates.

Fast ashless paper for pollution analysis. Grade 41 filters are also commonly used in preparing solid environmental samples (e.g., soils, sludges) for metals analysis after nitric acid digestion. Grade 41 is available in a convenient, disposable, 47 mm filter funnel with a 250 ml capacity. The 47 mm diameter filter can be easily removed for further analysis or culturing.

Extremely low ash content (0,007% ash maximum)
20 µm nominal particle retention rating
Fast filtration speed (Herzberg 54 s)
Commonly used for routine air pollution analysis and soil pollution analysis

Whatman Grade 41 filters from Cytiva's business are suitable for quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates.

Documents

Hoja de datos

WHAT1441-125_TDS_EN

Catalog No:
512-0626
WHAT14418296
512-0652
512-0591
512-0592
512-0316
WHAT14416761
514-0581
512-0317
512-0318
512-0319
512-0320
512-0321
512-0322
512-0323
512-0625
514-0582
512-0653
WHAT10380204
WHAT10380205
WHAT10380206

Grade:
41
41
41
41
41
41
41
41
41
41
41
41
41
41
41
41
41
41
41 FF
41 FF
41 FF

Weight:
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²
85 g/m²

Thickness:
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm
215 µm

Particle retention:
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm
20 µm

Filtration speed:
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)
54 s (Herzberg)

Ash content:
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%
0,007%

Airflow rate:
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²
4 s/100 ml/6,5 cm²

Product Family Options

Plain filters

Grade
Size
512-0626
41
25 mm

1 * 10.000 UN
1 * 10.000 UN - 1 780,00 €
1 780,00 €
1 * 10.000 UN
1 780,00 €

Specifications
Cat. No.
512-0626
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
WHAT14418296
41
32 mm

1 * 100 UN
1 * 100 UN - 140,00 €
140,00 €
1 * 100 UN
140,00 €

Specifications
Cat. No.
WHAT14418296
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0652
41
42 mm

1 * 100 UN
1 * 100 UN - 18,80 €
18,80 €
1 * 100 UN
18,80 €

Specifications
Cat. No.
512-0652
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0591
41
47 mm

1 * 100 UN
1 * 100 UN - 21,60 €
21,60 €
1 * 100 UN
21,60 €

Specifications
Cat. No.
512-0591
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0592
41
50 mm

1 * 100 UN
1 * 100 UN - 21,70 €
21,70 €
1 * 100 UN
21,70 €

Specifications
Cat. No.
512-0592
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0316
41
55 mm

1 * 100 UN
1 * 100 UN - 22,20 €
22,20 €
1 * 100 UN
22,20 €

Specifications
Cat. No.
512-0316
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
WHAT14416761
41
55 mm

-

Specifications
Cat. No.
WHAT14416761
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
514-0581
41
60 mm

1 * 100 UN
1 * 100 UN - 22,20 €
22,20 €
1 * 100 UN
22,20 €

Specifications
Cat. No.
514-0581
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0317
41
70 mm

1 * 100 UN
1 * 100 UN - 23,10 €
23,10 €
1 * 100 UN
23,10 €

Specifications
Cat. No.
512-0317
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0318
41
90 mm

1 * 100 UN
1 * 100 UN - 31,30 €
31,30 €
1 * 100 UN
31,30 €

Specifications
Cat. No.
512-0318
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0319

41
110 mm

1 * 100 UN
1 * 100 UN - 44,30 €
44,30 €
1 * 100 UN
44,30 €

Specifications
Cat. No.
512-0319
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0320
41
125 mm

1 * 100 UN
1 * 100 UN - 51,80 €
51,80 €
1 * 100 UN
51,80 €

Specifications
Cat. No.
512-0320
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0321

41
150 mm

1 * 100 UN
1 * 100 UN - 70,90 €
70,90 €
1 * 100 UN
70,90 €

Specifications
Cat. No.
512-0321
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0322
41
185 mm

1 * 100 UN
1 * 100 UN - 105,00 €
105,00 €
1 * 100 UN
105,00 €

Specifications
Cat. No.
512-0322
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0323
41
240 mm

1 * 100 UN
1 * 100 UN - 166,00 €
166,00 €
1 * 100 UN
166,00 €

Specifications
Cat. No.
512-0323
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0625
41
320 mm

1 * 100 UN
1 * 100 UN - 192,00 €
192,00 €
1 * 100 UN
192,00 €

Specifications
Cat. No.
512-0625
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
514-0582
41
203×254 mm

1 * 100 UN
1 * 100 UN - 349,00 €
349,00 €
1 * 100 UN
349,00 €

Specifications
Cat. No.
514-0582
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
512-0653
41
460×570 mm

1 * 100 UN
1 * 100 UN - 675,00 €
675,00 €
1 * 100 UN
675,00 €

Specifications
Cat. No.
512-0653
Grade
41
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²

Folded filters

Grade
Size
WHAT10380204
41 FF
110 mm

1 * 500 UN
1 * 500 UN - 113,00 €
113,00 €
1 * 500 UN
113,00 €

Specifications
Cat. No.
WHAT10380204
Grade
41 FF
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
WHAT10380205
41 FF
125 mm

1 * 500 UN
1 * 500 UN - 141,00 €
141,00 €
1 * 500 UN
141,00 €

Specifications
Cat. No.
WHAT10380205
Grade
41 FF
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²
WHAT10380206
41 FF
150 mm

1 * 500 UN
1 * 500 UN - 161,00 €
161,00 €
1 * 500 UN
161,00 €

Specifications
Cat. No.
WHAT10380206
Grade
41 FF
Weight
85 g/m²
Thickness
215 µm
Particle retention
20 µm
Filtration speed
54 s (Herzberg)
Ash content
0,007%
Airflow rate
4 s/100 ml/6,5 cm²