Acid Blue 9

Product Name: Acid brilliant blue 


» C.I. Name: Acid blue 9

» C.I. No.: 42090

» CAS No.: 2650-18-2

Product Detail

Product Tags

Which supplier should choose to buy acid blue 9 ? Which supplier has good quality? 

XCWY company is your first choice. We are the professional leading manufacturer of acid blue 9 in China, which has our own workshop, facilities and testing equipment. 

There is no middle business man during your purchase of acid blue 9 from our factory, so you can get the most competitive price for your customers.


Acid Blue 9 Specification

» Acid Dyes Name: Acid brilliant blue

» Colour Index: C.I.Acid  blue 9(42090)

» CAS No.: 2650-18-2

» Molecular Formula: C37H34N2Na2O9S3

» Usage: Wool Dyestuffs, Leather Dyestuffs, Paper Dyestuffs, Silk Fabric Dyestuffs, Plastic Dyestuffs ,Textile Dyestuffs,

Acid Blue 9 Basic Information

Basic Information

Product Name

Acid brilliant blue

Colour Index 

C.I. Acid blue 9

Colour Index No.






Similar With Standard
           Strength 100%


Blue Purple Powder
        Moisture %≤ 2.0

Insoluble Matter %≤



Very soluble in water and alcohol

Acid Blue 9 Advantages

Acid blue 9 (CAS: 2650-18-2) appearance is blue-purple powder. It is easy to dissolve in water. Its solubility in water is 50 g/L (90 ℃). The water solution is blue with green shade.

It is used for dyeing wool, silk, nylon and wool blended fabrics and direct printing of wool and silk fabrics. Bright color, good levelness and color fastness.

Except acid blue 9, our factory can also produce rhodamine b, solvent red, sulphur black, welcome your inquiry.


Contact person: Miss Jessie Geng

Mobilephone/Whatsapp: +86-13503270825

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