Color:dark red in day and orange in the dark.
Particle size: 20 um
Toxicity:non-toxic non-radioactive.
Waterproof: not. (If you need waterproof powder, please contact us)
Temperature resistance: 700 centigrade degree
Afterglow time:8-10 hours
Lifetime:15 years
Solubility:insoluble in water or any other solvent
pH value: 7-8
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