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Cellulose Acetate (CA) Membrane

Cobetter Cellulose Acetate (CA) membrane is composed of pure cellulose acetate. The CA membrane is naturally hydrophilic and suitable for aqueous filtration, as well as low protein binding for high recovery. It has good biological compatibility, smooth surface, high porosity, uniform pore size, high flow rate, and good chemical resistance ranging from pH 4-8.
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Description

Features

  • Naturally hydrophilic 
  • Uniform pore size
  • High flow rate
  • Low protein binding
  • Good biological compatibility

Applications

  • Sterile filtration and particle removal of biological samples and aqueous solutions
  • Solvent or solvent mixture filtration 
  • Clarification filtration
  • High protein liquid filtration

Specifications

Pore Size
[μm]
Bubble Point
[kPa]
(water 20°C)
Thickness
[μm]
Water Flow Rate
[s/50ml *12.68 cm², 20°C water, -5kPa]
Recommended Welding Method
[ABS/PP/PC/PMMA]
Sterilization Method
0.22 ≥300 130±50 ≤135 Thermowelding ETO/Gamma/
E-beam/Autoclave
0.45 ≥180 130±50 ≤42
0.8 ≥100 150±50 ≤16

Ordering Information

Available in Disc, Roll, Sheets and customized sizes according to your requirements. 

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