Back to Dyes 
Dyes
Acid Blue 9
A blue acid dye with reference product information. Confirm the current specification and suitability for the intended process.
Reference Swatch
Product Details
- C.I. No.
- 42090
- CAS No.
- 3844-45-9
- EINECS
- 223-339-8
Applications
Used for industrial colouring, paper and packaging applications, subject to product and process fit.
Need product details, specifications or document support?
Share the target product, application, quantity and documentation requirements so we can assess the request.