Whatman™ Qualitative Grade Plain Circles and Sheets - Grade 3
Whatman™ Qualitative Grade Plain Circles and Sheets - Grade 3
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Fisher Catalogue

Whatman™ Qualitative Grade Plain Circles and Sheets - Grade 3

Used for high precipitate capacity and increased wet strength. Whatman™ Qualitative Grade Plain Circles and Sheets - Grade 3 provide double the thickness of Whatman Grade 1.
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Catalog NumberDiameter (Metric)DimensionsLxW
FKS1135283555 mm
FIS09-820A90 mm
FKS11302845150 mm
Catalog number FKS11352835
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Diameter (Metric):
55 mm
Used for high precipitate capacity and increased wet strength. Whatman™ Qualitative Grade Plain Circles and Sheets - Grade 3 provide double the thickness of Whatman Grade 1.

  • Suitable for suction filtration
  • Highly absorbent
  • Particle retention: >6μm
  • Porosity: Medium fine
  • Filtration speed†: ASTM™, 90 sec.; Herzberg, 325 sec.
  • Surface: Smooth, grained

Specifications
DescriptionGrade 3 Qualitative Filter Paper Standard Grade, circle, 55 mm
FormatDisc
MaterialCellulose
Particle Retention>6 μm
Filtration SpeedASTM: 90; Herzberg: 325 sec.
For Use With (Application)A standard grade filter used in qualitative analytical techniques to determine and identify materials. For use in büchner funnels.
GradeGrade 3
PorosityMedium Fine
Thickness (Metric)390 μm
TypeQualitative Filter Paper
Diameter (English)2.16 in.
Diameter (Metric)55 mm
Unit SizePK