Whatman 10406870 ST ME25/21 Mixed Ester 3. 1 black grid 0.45 um 47 mm

Whatman 10406870 ST Grade ME25/21 Gridded White Mixed Cellulose Ester Membrane Filter with 3.1mm Black Grid, Pore Size: 0.45µm, Diameter: 47 mm (Pack of 100) Membrane Filter Material: Mixed Cellulose Ester (Cellulose Nitrate amp; lowered levels of Cellulose Acetate) Diameter: 47 mm; Surface of these membrane filters includes 3.1mm black grid for manual colony counting procedures Retention: 0.45µm; Color: white with black grid Sterile These membrane filters offer a high degree of internal surface area for greater adsorption of product Filters are ideal for applications requiring higher flow rates and larger volume filtration Pack of 100 Manufacturer: Whatman