These cellulose filters are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also available, which give improved flow rate and...
Whatman Grade 2 filter paper is slightly more retentive and absorbent than Grade 1 with a corresponding increase in filtration time (i.e. slightly slower filtration speed). In addition to general...
Whatman? Grade 4 filter paper is extremely fast filtering with excellent retention of coarse particles and gelatinous precipitates such as ferric hydroxide and aluminum hydroxide.
Very useful as a...
Covers a wide range of laboratory applications and is frequently used for clarifying liquids. Whatman™ Qualitative Filter Paper: Grade 1 Circles are widely used standard grade filter papers for...
These cellulose filters are used in qualitative analytical techniques to determine and identify materials.
90mm diameter circle sheets. The most widely used filter paper for routine applications with...