Grade 992 Qualitative Filter Papers are a fast filtering grade with a creped surface and high loading capacity.
- Flow rate: high.
- Retention: 43 um.
Ahlstrom offers a complete range of low ash filter papers for general laboratory work that provides you with the correct combination of particle retention, filtration speed, loading capacity, and wet-strength. All our qualitative grades consist of > 95% super refined α-cellulose and linter fibers.