1 mL Spore Ampules

Crosstex 1 mL Spore Ampoules are Self-Contained Biological Indicators for monitoring steam processes consisting of a hermetically sealed glass ampoule which contains modified Trypticase® Soy Broth (TSB) with a pH indicator and Geobacillus stearothermophilus spores with a population level of 104, 105 or 106.

  • Reduced incubation time of 48 hours
  • Visually distinct positive results indicated by the media transitioning from Purple to Yellow
  • Saves time by eliminating aseptic culturing required with traditional spore strips
  • Negative controls are available separately (SA1-NC-10)

Trypticase® is a registered trademark owned by Becton, Dickinson and Company.


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1 mL Spore Ampules  
1 mL Negative Control Ampules  

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TDS - Steam 1 mL Spore Ampules (SA1-xx-0x) Rev 1.2
Technical Data Sheets (TDS)
OrganismGeobacillus stearothermophilus Cell Line 7953
Indications for UseThe Spore Ampules may be utilized to monitor Steam sterilization efficacy. The Spore Ampules are ideal for monitoring liquid steam sterilization cycles but may also be utilized in monitoring dry loads

This product is labeled For Industrial Use Only.

Ampule DimensionsApproximately 58 mm x 10.8 mm
PackagingSA1-15-0x: 15 per box

SA1-50-0x: 50 per box

SA1-NC-10: 10 per box

ComplianceISO 11138-1 Sterilization of health care products – Biological indicators – Part 1: General requirements

ISO 11138-3 Sterilization of health care products – Biological indicators – Part 3: Biological indicators for moist heat sterilization processes (Crosstex Codes SA1-15-05, SA1-50-05, SA1-15-06 and SA1-50-06)


Shelf Life24 months from the date of manufacture
Storage ConditionsRefrigerate at 2°C to 8°C