Building Filters
Whatman Filter Paper – Grade 6 Circles (Whatmans Grade 6)
- Manufacturer: Cytiva
These cellulose filters are used in qualitative analytical techniques to determine and identify materials. Pre-pleated qualitative filters are also available, which give improved flow rate and increased loading c...
Alberton, South Africa
Whatman Filter Paper – Grade 50 Circles (Whatman Grade 50)
- Manufacturer: Cytiva
Particularly suitable for Büchner filtrations where it is desirable to recover the precipitate from the filter surface after filtration. The maximum ash content of these grades is intermediate between ash-less an...
Alberton, South Africa
Whatman Filter Paper – Grade 44 Circles (Whatmans Grade 44)
- Manufacturer: Cytiva
Whatman quantitative filters are designed for gravimetric analysis and the preparation of samples for instrumental analysis. They are available in three formats designed to meet your specific needs. Ash-less: 0.0...
Alberton, South AfricaWhatman Filter Paper – Grade 91 Circles (Whatmans Grade 91)
- Manufacturer: Cytiva
These extremely strong filter papers have a high wet strength due to the addition of a small quantity of chemically stable resin. Normal qualitative applications will not introduce any significant impurities into...
Alberton, South Africa