Whatman DX Shop


Customization options

Cellulose and glass fiber media

Manufacturing Properties Conversion Treatment
Material
  • Cotton linter
  • Specialty wood pulps
Manufacturing specifications
  • Airflow
  • Grammage
  • Thickness
  • Mechanical strength
  • Particle retention
  • Wicking rate
  • Filtration performance
  • Surface characteristics

Grammage: 40–700 gsm (+/-10%)

Thickness: 80–2600 µm

Cutting
  • Sheet length: 430–790 mm
  • Sheet width: 460–1500 mm

Slitting

  • Slitting: 6–1500 mm
  • Tolerances up to +/- 0.5 mm
  • Max rewind diameter: 1200 mm

Punching

  • Circles: 10–500 mm diameter
  • Shapes and patterns possible

Controlled impregnation

Acid treatment

Lamination


Membrane media

Manufacturing Properties Conversion Treatment
Casting
  • Dry
  • Wet
Specifications
  • Pore size
  • Thickness
  • Water flow rate
  • Capillary rise/flow time
  • Burst strength
  • Porosity
  • Protein binding
  • Leachables
  • Autoclavable
  • Bubble point
  • Flow-through
  • Scanning electron microscope use
  • Laser scanning microscope
Cutting
  • Min: 10 x 10 mm
  • Max: 640 x 1200 mm

Slitting

  • Precision slitting: 6–1500 mm
  • Tolerances up to +/- 0.5 mm
  • Max rewind diameter: 250 mm

Punching

  • Circles: 6–500 mm diameter
  • Shapes and patterns possible

Backing
  • Unbacked
  • Foil-backed
  • PTFE-backed

Supported

Impregnation

Lamination

Coloring

Printing

Sterilization