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Cytiva Whatman™ Quantitative Filter Paper: Grade 41 Circles

Use for quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates or for quantitative air pollution analysis. Whatman™ Quantitative Filter Paper: Grade 41 Circles are commonly used in preparing samples for metal analysis after nitric acid digestion.

$38.76 - $513.00

Specifications

Format Disc
Material Cotton Linters
Particle Retention 20 μm
Pore Size 20 μm
Filtration Speed ASTM, 12 seconds; Herzberg, 54 seconds
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Products 12
Catalog Number Mfr. No. Diameter (Metric) Price Quantity  
Catalog Number Mfr. No. Diameter (Metric) Price Quantity  
09-850G
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Cytiva
1441042
42.5 mm
Pack of 100 Each for $39.51
 
09-850H
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Cytiva
1441047
47 mm
Pack of 100 Each for $57.18
 
09-927-697
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Cytiva
1441050
50 mm
Pack of 100 Each for $38.76
 
09-927-546
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Cytiva
1441060
60 mm
Pack of 100 Each for $41.06
 
09-850A
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Cytiva
1441070
70 mm
Pack of 100 Each for $67.25
 
09-850B
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Cytiva
1441090
90 mm
Pack of 100 Each for $87.93
 
09-850C Edge
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Cytiva
1441110
110 mm
Pack of 100 Each for $103.74
Edge
 
09-850D
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Cytiva
1441125
125 mm
Pack of 100 Each for $125.73
 
09-850E
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Cytiva
1441150
150 mm
Pack of 100 Each for $166.97
 
09-850L
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Cytiva
1441185
185 mm
Pack of 100 Each for $246.81
 
09-850M
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Cytiva
1441240
240 mm
Pack of 100 Each for $288.00
 
09-850P
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Cytiva
1441320
32 mm
Pack of 100 Each for $513.00
 
Description

Description

Use for quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates or for quantitative air pollution analysis. Whatman™ Quantitative Filter Paper: Grade 41 Circles are commonly used in preparing samples for metal analysis after nitric acid digestion.

Ashless grades are very pure filters suitable for a wide range of critical analytical filtration procedures. Whatman™ quantitative filter papers are designed for gravimetric analysis and the preparation of samples for instrumental analysis.
  • Extremely low ash content (0.007% ash maximum)
  • 20μm nominal particle retention rating
  • Fast filtration speed (Herzberg 54 s)
  • Commonly used for routine air pollution analysis and soil pollution analysis
  • High-purity filters for quantitative analysis
Specifications

Specifications

Disc
20 μm
ASTM, 12 seconds; Herzberg, 54 seconds
Coarse
215 μm
Cotton Linters
20 μm
Fast
100 Pk.
Quantitative Filter Paper
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SDS
Documents

Documents