These cellulose filters (98% alpha cellulose content min.) are used in qualitative analytical techniques to determine and identify materials
Twice as fast as Grade 5 with similar fine particle retention. Often specified for boiler water analysis applications.
Note: This data shown may be based on historic Whatman records. As is normal practice, customers should determine and validate for themselves (as necessary) that the products are suitable for their specific application.
Prepleated qualitative filters are also available, which give improved flow rate and increased loading capacity compared to equivalent flat filters.