Sterilization indicator (ISO11140-1 compliant) Steam sterilization 1 bag (250 sheets) CD29 1 bag (250 sheets)

This is a color indicator that lets you know if the sterilization process has been completed properly. Application: Steam sterilization Length x width (mm): 200 x 15 Quantity: 1 bag (250 pieces) International standard type: ISO11140-1 Type 4 Discoloration conditions: 121℃ for 15 minutes or 134℃ for 3.5 minutes Discoloration: Yellow to black *Storage method: 10-30℃, humidity 30-80% (out of direct sunlight) *Expiration date: 5 years after manufacture