Self-adhesive, non-toxic, chemical process indicators that change from yellow to red upon exposure to gamma or electron beam radiation.
Labels are coated with a UV blocking agent for protection from exposure to UV light.
A minimum of 15 kGy irradiation is recommended for sufficient end-point colour development. At greater dosage levels, the radiation indicators exhibit a darker shade of red.
When exposed, imprinted indicators (Cat. No. 489-0093) read 'RED IS γ-EXPOSED'.
Stable for at least 24 months from date of manufacture when stored at room temperature.
Certifications: Conform to AAMI ST60 and ISO 11140-1, Section 6 for Class 1 Process Indicators.