Chemical Indicators
Bowie & Dick Test Green Card Chemical Indicator for testing air removal efficiency of vacuum-assisted steam sterilizers. 100 % Metals Free. FDA cleared.


Product type
BD125X/2 Chemical Indicator Bowie‑Dick test pack
Main application
Detects inadequate air removal and steam penetration in vacuum‑assisted steam sterilizers (cycles: 16.9 min at 121 °C, 4 min at 132 °C, 3.5 min at 134 °C)
Key benefit
Reliable verification of steam sterilizer performance with clear, homogeneous color change for easy interpretation and early detection of failures
Technology / differentiator
Type 2 chemical indicator; initial color yellow → final dark brown/black; assembly includes permeable barriers, silicone paper, test sheet, crepe wrap; optional readout with Trazanto® automatic traceability system; 100% lead‑free formulation
Compatibility / usage environment
Designed for vacuum‑assisted steam sterilizers; not suitable for gravity displacement cycles; ideal for healthcare, food, pharmaceutical and medical device industries