Strontium Aluminate
Strontium is not radioactive.
You are very familiar with Strontium already...
1. Strontium nitrate - used in fireworks.
2. Strontium oxide . - used in glass.
3. Strontium phosphate - fluorescent lighting.
4. Strontium Aluminate - glow in the dark products.
All our glow in the dark products can by charged with:
UV (blacklight),Whitelight (any Visible light-including sunlight)
Shelf life is:over 10 years