mdi’s Grid Marked Cellulose Nitrate Membranes feature a convenient surface grid that facilitates quantification of colonies. Packaging in reel form facilitates the usage with Automated dispensing machines. Compatible with all automatic dispensers.
The Gridded Cellulose Nitrate Membranes in Reel Form are validated for:
- Inhibitory effect of ink grids on membrane filters per ASTM D 4200-82
- Microbial recovery
- Microbial retention
- Product microbiology
- Water Microbiology