Dear friend,

Good day!

As for Indigo Blue(Vat Blue 1), our quality is superior in our domestic market, and our products are well received by our domestic and international customers, sincerely hope we could have a chance to show you our superior products and good services, our products' details are as follows, please kindly check:

Product Name: Indigo Blue(Vat Blue 1)
CAS No.: 482-89-3
Appearance: Dark blue powder or granular
Properties: This product is insoluable 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,moreocer,it could be used to make 5.5-7.7- tetrabromo indigo, and then be used in biochemical and indicators, etc.

If you want to acquaint with more details, please don't hesitate to contact us at sinosou(at)gmail(dot)com, we will try our best to work for you.