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Cytiva Whatman™ Quantitative Filter Paper: Grade 41 Sheets

Product Code. 11342955
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Dimensions (L x W):
254 x 203 mm
Unit Size:
Pack of 100
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Product Code. Dimensions (L x W) unitSize
11342955 254 x 203 mm Pack of 100
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Product Code. 11342955 Supplier Cytiva Supplier No. 1441866
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265.23 GBP valid until 2026-05-31
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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 Sheets 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
TRUSTED_SUSTAINABILITY

Specifications

Airflow Rate 4 s/100 mL/in2
Description Grade 41 Fast Ashless Filter Paper, 203 × 254 mm sheet (100 pcs)
Filter Type Ashless
Format Sheet
Material Cotton Linters
Particle Retention 20 μm
Pore Size 20 μm
Filtration Speed ASTM, 12 seconds; Herzberg, 54 seconds
Flow Rate Fast
For Use With (Application) Designed for gravimetric analysis and the preparation of samples for instrumental analysis.For analytical procedures involving coarse particles or gelatinous precipitates (e.g., iron or aluminum hydroxides).Also used in quantitative air pollution analys
Grade Grade 41
Porosity Coarse
Quantity 100 Pk.
Thickness (Metric) 215 μm
Type Quantitative Filter Paper
Dimensions (L x W) 254 x 203 mm
Length (English) 10 in.
Length (Metric) 254 mm
Width (English) 8 in.
Width (Metric) 203 mm
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