[ Colour Index ] : C.I. Vat Blue 1

[Cas No]. 482-89-3

[ Composion ] : Phenylethane 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 Aniline.

[ Use ] : For dyeing on cotton fabrics and Jeans and making up indigo bromide. or made into organic pigment ,moreover, be used to make 5.5-7.7-tetraroma indigo, biochemical medicament and indicator
 

[Packages]25KG Plastic-Woven Bag with double polyester liner
20KG Carton with double polyester liner

20KG/15KG Iron Drum with double polyester liner