[ Colour Index ] : C.I. Vat Blue 1
[Cas No]. 482-89-3
[ Composion ] : nylethane acid potassium salt reacts to amino sodium through alkali fusion, and then oxidized. [Appearance]: Dark blue even Granular and Powder [Strength]:94% [Shade]: To the similar standard of the factory [Moisture%]:0.45 Max [Particle size(-60 mesh)% ]: 95 [Fe3+]:200ppm Max
[Properties]:It is insoluble in water and alcohol.It is soluble in hot Ani>