Ultramarine Blue is the basis for most all of our Blue Micas. In high pH formulations is will give off the odor of rotten eggs. Synthetically produced for high purity. Widely used in makeup and industrial applications.
Approved for cosmetics with restricitons.
NOT APPROVED FOR USE ON THE LIPSINCI: Ultramarine Blue (CI 77007) (CAS# 57455-37-5 )