Whatman Grade 1V Filter Paper for General Filtration, 18.5 cm circle 100/pk
Nominal particle retention rating of 11 µm supports general filtration
Intermediate filtration speed (Herzberg 150 s)
Prefolded filter for easeofuse and time savings with conical filter funnels; avoids the need to quadrantfold circles
Whatman Grade 1V lab filter paper from Cytiva's business is a widely used prefolded filter for many general filtration applications.