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BIOBALL is a small water-soluble ball containing a precise number of microorganisms delivering unprecedented accuracy for quantitative microbiological quality control. BIOBALL is easy to use and requires no preparation or pre-incubation and is an accredited reference material under ISO Guide 34 standards.

  • BIOBALL® SINGLESHOT – designed for a single inoculation with unprecedented precision
  • SingleShot - mean of between 28 and 33 cfu with a standard deviation of 3 cfu or less (unless otherwise stated).

Applications include:

  • Media quality control
  • Positive controls for quantitative applications
  • Method validation
  • Accreditation compliance
  • Multi-laboratory standardization
  • Determining uncertainty of measurement
  • Proficiency Testing schemes 
  • Antimicrobial Effectiveness Testing
  • Disinfectant challenge testing

Available Options


Bioball Single shot

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