Whatman offer a range of sterile MicroPlus Cellulose Nitrate (CN) membranes that are available folded in dispenser boxes compatible with most membrane dispensing systems (STL) or as single sterile packs (ST). STL membranes are widely used in the food, beverage, pharmaceutical and a cosmetic and the membrane filtration method is excellent for the determination and enumeration of microbial contaminants.

• Developed for microbiological QC
• High mechanical strength
• High flow rate
• Type STL provided in dispenser boxes with 100 numbered membrane filters for easy removal and secure handling using Cytiva's Membrane-Butler (packs of 4 x 100)
• Type ST - single sterile packed (packs of 100)