Ahlstrom 6420-0425 Grade 642 Qualitative Filter Paper, Flow Speed: Fast, Retention: 2um, Diameter: 4.25cm (Pack of 100)
Item Number:F1277-A
Manufacturer Part No:6420-0425
Manufacturer:Ahlstrom-Munksjo Filtration
Units:Pack of 100
Details
- Pore Size: 2.0um
- 4.25cm Diameter
- Flow Rate: Fast Speed
- Material: 100% Pure Cotton Cellulose Fiber
- High resolution and recommended for optical or radiometric scanning techniques.
- Pack of 100
4.25cm Grade 642 Fast Flow Filter Paper. This grade has finer particle retention than Ahlstrom 601 but with slightly lower filtration speed. Grade 642 also has higher absorption than Ahlstrom 601. It is used in general laboratory applications to retain particles above 2µm in size. Grade 642 is also found in agricultural and environmental laboratories for plant growth trials, soil testing, and air analysis for monitoring specific contaminants and in the filtration of organic and sulfide precipitates. Size: 4.25cm. 100/Pack. Ahlstrom #: 6420-0425.
Documents & Videos
4.25cm Grade 642 Fast Flow Filter Paper. This grade has finer particle retention than Ahlstrom 601 but with slightly lower filtration speed. Grade 642 also has higher absorption than Ahlstrom 601. It is used in general laboratory applications to retain particles above 2µm in size. Grade 642 is also found in agricultural and environmental laboratories for plant growth trials, soil testing, and air analysis for monitoring specific contaminants and in the filtration of organic and sulfide precipitates. Size: 4.25cm. 100/Pack. Ahlstrom #: 6420-0425.