Cytiva Whatman™ Mixed Cellulose Ester Membranes

Facilitates particle detection and minimizes eye fatigue with surface marks and color contrast. Whatman™ Mixed Cellulose Ester Membranes are available plain or gridded for automatic or manual counting procedures.

Product Code	Brand	Diameter (Metric)	Pore Size	Material (Membrane)	Waterflow Rate
11375284	Cytiva 10400912	47 mm	0.8 μm	ME 27	2.8 sec./100mL/12.5cm^2
11315024	Cytiva 10400909	37 mm	0.8 μm	ME 27	2.8 sec./100mL/12.5cm^2
11939207	Cytiva 10400772	50 mm	3 μm	ME 29	1.2 s/100mL/12.5cm^2
11335014	Cytiva 10401512	47 mm	0.6 μm	ME 26	4.8 sec./100mL/12.5cm^2

Description

Offers a high degree of internal surface area for greater adsorption of product.

• Excellent contrast for easier particle detection.
• Grids are nontoxic and do not inhibit bacterial growth, ensuring sample integrity.
• Black plain and black gridded membranes have a mix of cellulose nitrate and cellulose acetate.
• Higher dirt loading capacity.
• Biologically inert with good thermal stability.
• No surfactants to contaminate samples.
• Uniform microporous structure of membrane gives high flow rates.
• Special nontoxic ink used is completely free from bacterial growth inhibitors
• Manufactured under strictly controlled cleanroom conditions

Specifications

• Autoclavable: Autoclavable
• Includes: Interleaving paper
• Quantity: 100 Pack
• Temperature (Metric) Operating: 130°C

• Material: Mixed Cellulose Ester
• Protein Binding Capacity: Medium
• Temperature (English) Operating: 266°F
• Type: Membrane