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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.
Brand: Cytiva 1441-055
Additional Details : Weight : 0.02340kg
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
| Disc | |
| Coarse particles and gelatinous precipitates | |
| ASTM, 12 seconds; Herzberg, 54 seconds | |
| Metallurgy: iron and aluminum hydroxides. Air pollution monitoring. Normal loading; limited wet strength | |
| Coarse | |
| 215 μm |
| Cotton Linters | |
| 20 μm | |
| Fast | |
| 41 | |
| 100 Pack | |
| 55 mm |