Ahlstrom offers gridded sterile membranes packed individually for use in colony counting, particle testing, and microscopy. These cellulose nitrate (CN) membranes are available in a standard 47 mm diameter size.
Ahlstrom offers gridded sterile membranes packed individually for use in colony counting, particle testing, and microscopy. These cellulose nitrate (CN) membranes are available in a standard 47 mm diameter size.