Whatman 1441-055 Quantitative Filter Paper Circles, 20 Micron, Grade 41, 55mm Diameter (Pack of 100)
[Product Information]
- Diameter: 5.5cm
- Retention: 20µm
- Fastest ashless filter paper
- Recommended for analytical procedures involving coarse particles or gelatinous precipitates (iron or aluminium hydroxides)
- Used in quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates
