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

供应商: Whatman products (Cytiva)
Whatman™
WHAT1441-866EA 0 CNY
WHAT1441-866 WHAT1441-320 WHAT1441-047 WHAT1441-125 WHAT1441-042 WHAT1441-240 WHAT1441-185 WHAT14418296 WHAT1441-055 WHAT1441-110 WHAT10380205 WHAT1441-070 WHAT10380204 WHAT1441-060 WHAT1441-050 WHAT1441-150 WHAT14416761 WHAT1441-090 WHAT10380206 WHAT1441-917 WHAT1441-6309
Quantitative filter papers, ashless grades, grade 41, Whatman™
过滤器 滤纸 Quantitative Filter Paper
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.
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