Specification:
1) CAS No.: 12222-04-7 
2) Appearance: Blue powder
3) Shade: Same to standard
4) Strength: 100±3%
5) Moisture: ≤5%
6) Insolubles: ≤1%
7) Fineness (80 mesh): ≤5%

Fastness:
1) Light fastness: 4-5
2) Acid fastness: 3-4
3) Alkali fastness: 4
4) Rub fastness: 2-4
5) Wash fastness: 2-3

Used for: Cellulose, silk, leather, paper

Our company is a professional manufacturer of dyes and dye intermediates, our products have been sold both domestic and foreign markets. As a factory, we can offer good quality and lowest prices. We are willing to establish relations with you on the basis of equality and mutual benefit.

  We are looking forward to your specific inquiry and if you have any question please let me know