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

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