Each cartridge contains 50 disks that are spring loaded for smooth and reliable dispensing.

Features and Benefits:

• HardyDisk™ AST's are impregnated paper disks used for Antimicrobial Susceptibility Testing (AST) also known as disk diffusion or Kirby-Bauer testing.

• Each cartridge contains 50 disks that are spring loaded for smooth and reliable dispensing.

• Hardy Diagnostics offers a complete line of all commonly used antibiotics.

• Compatible with the BBL dispensers.

• Improved cartridge design helps to prevent jamming and tearing.

• HardyDisk™ AST cartridges are packaged in an all new canister that features a desiccant built into the lid.

• Kirby-Bauer accessories available: Mueller Hinton Agar, McFarland Standard, calipers, and much more!

• Spring loaded in cartridges of 50 disks for smooth and reliable dispensing

• The last disk in each cartridge is clearly marked with dark lines around its edge to signify the need for refill