Cytiva's Whatman™ Grade 591 Qualitative Filter Paper

Cytiva's Whatman™ Grade 591 is a thick, pre-pleated qualitative filter paper with very high loading capacity for fast filtration of medium to coarse precipitates. Offers high absorbency and increased wet strength. Filtration speed: 45 herzberg. Typical thickness: 350µm. Basis weight: 161g/m². Retention: 12µm