l Store the product in a cool and dark area. Temperature below 25 ºC is recommended. Do not allow to freeze as this will damage the photochromic capsules. Shelf-life is 1 year
l pH 5-7 is recommended in coatings and inks formulation.
l Certifications: EN71 & RoHS passed. Safe for food grade packaging and toys.
l The residue color at warm state is different for different colors.
l All applications using color-changing pigments and ink of any kind should be thoroughly tested prior to approval for production.