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Thermo Scientific™ Biological Indicators, Incubator, and Pouches

Easy and inexpensive methods to monitor steam sterilizer effectiveness

Manufacturer:  Thermo Scientific™ AY759X2

 View more versions of this product

Catalog No. 14-490-27



Indicators verify sterility of instruments, vials, media, liquid cycles and other products in less time than it takes to send samples to an outside lab. Choice of two biological indicators: for media and liquids or for instruments, glassware, and other applications. Color change from purple to yellow indicates an ineffective sterilization process.

For Media and Liquids

  • SterilAmp™ II Biological Indicators with spore populations of 106
  • Available in boxes of 25 or 100
For Instruments, Glassware, and Other Applications
  • B/T Sure™ Biological Indicators with spore populations of 105 Other spore populations available upon request Comply with current AAMI and ISO standards

B/T Sure and SterilAmp II Biological Indicators

  • Verify sterility of instruments, media, and other steam-sterilized items in just two days, using a simple three-step process
  • Easy sterilization identification: Purple color ensures sterilization; yellow, cloudy results indicate an ineffective sterilization
  • Indicators can save up to 60% of the cost of outsourcing complete sterility tests
  • B/T Sure indicators are for instruments, glassware, and other apparatus; have spore population of 105
  • SterilAmp II indicators are for media and additives; have spore population of 106
Chemitest™ Temperature Indicators
  • Verify that sterilizer reached adequate sterilization temperature during a cycle
  • Can also be used to verify that an item has been run through a sterilization cycle
  • Available in pouches, tabs, strips, and tape



Steam sterilization