Actual production configuration shown. Rolls are wound face-in to help protect the chemical indicator surface.

Radiation Type 1 Process Indicator - CRYR-6
ISO 11140-1 Type 1 Process Indicators
Distinct Color Transition from Yellow to Red
Lead-free and manufactured with no heavy metals or latex
Product Specifications:
  For use in Monitoring:
     Radiation (Gamma and E-beam)
  Indicator Dimensions:
     12 mm (1/2”) Dot
  Label Text:
     Red is Exposed (No symbol)
  Selling Unit:
     5,000 Indicators / Roll
  Initial Color:
     Yellow
  Signal Color:
     Red
 
Technical Data Here