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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 Specifications Ordering Information

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.