500 Universal Steam Sterilization Indicators – Class 4 Multivariable Indicators

These 500 universal ChemTest steam sterilization indicators (Class 4, multivariable) provide quick visual confirmation of steam sterilization processes. Compliant with GOST ISO 11140-1, they monitor sterilization parameters for 120°C/45 min, 126°C/30 min, and 132°C/20 min cycles. Their versatile design allows placement in sterilizer control points or directly onto individual packages and sets. After sterilization, the indicator irreversibly changes color, matching the reference color. A self-adhesive backing ensures secure placement and archiving. Shelf life: 60 months. Registration certificate: RZN 2020/9675 (Feb 20, 2020). TU 32.50.50-002-35927791-2019.