Multi-variable indicator strips, double card strips printed with indicator ink, (200×15 mm), for steam sterilization processes. Turns from yellow to black.

• Innovative highly sensitive
• Yellow ink was developed to turn to dark brown/black when the indicator is exposed to Steam considering the critical process variables which provides additional quality assurance
• Endpoint condition: 121 °C, 15 minutes, 134 °C, 3.5 minutes
• Indicators 100% free of toxic heavy metals
• Shelf-life: 5 years

Chemdye® CD29 multivariable process indicators (Type 4 according to ISO 11140-1:2014 standard) are single-use chemical indicators that consist of one-side laminated punched paper double strips printed with indicator ink. These indicators have been designed to monitor steam sterilization processes within loads, ensuring an adequate exposure to the sterilizing agent during the sterilization process and allowing to distinguish between processed and unprocessed items.

Storage conditions:
Temperature: 10 to 30 °C, RH: 30 to 80%, keep out of direct light.