Ahlstrom Grade 613 Qualitative Filter Paper - 100 Circles - 150mm
Ahlstrom Grade 613 is a strong general-purpose filter with a medium flow rate and retention. Ideal for use in student laboratories. Low ash grade contains more than 95% super refined alpha-cellulose and linter fibers.
Ahlstrom’s qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present.
Qualitative filter papers are often used in routine separation work that still requires high purity and consistent performance.
- Grade: 613
- Diameter: 150mm
- Retention in µm: 6.0
- Filtration Speed punch Herzberg sec/100mls: 114
- Filtration Speed Rapidity mls/min: 60
- Loading Capacity: Medium
