Process Challenge Device
Process Challenge Device with self-adhesive Type 5 Chemical Indicator for monitoring autoclaves.


Product type
PCD26‑2 Steam Test Pack Kit — Process Challenge Device (PCD) for steam sterilization
Main application
Monitoring dynamic air removal and gravity displacement steam sterilization processes between 121–135 °C
Key benefit
Detects inadequate air removal and steam penetration, ensuring reliable sterilization of critical loads in both pre‑vacuum and gravity displacement autoclaves
Technology / differentiator
- Porous cards system holding a Chemical Integrator card (Type 5 Indicator according to ISO 11140-1:2014) located in the middle of the package - Chemical integrator card: self‑adhesive, allows sterilization cycle documentation; can record either the entire card or only the indicator area - External Process Indicator (Type 1): blue → dark grey/black - Chemical Integrator (Type 5): purple → green - Integration calibrated against kill time of ≥10⁶ Geobacillus stearothermophilus ATCC 7953 spores, tested in BIER resistometer at 121 °C, 128 °C, and 135 °C
Compatibility / usage environment