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We mainly produce acid dyes and dye intermediates, and we are a professional Wholesale Acid Blue 40 dyes manufacturer of anthraquinone acid dyes in China.

  • Acid Blue 40
  • Acid Blue 40
  • Acid Blue 40
  • Acid Blue 40
  • Acid Blue 40
  • Acid Blue 40
Other Acid Dyes Series

Acid Blue 40
Weakly acidic blue 2G

Properties:
- No blocking effect, good covering properties
- Good dyeing properties and excellent combinability
- Excellent levelling and migration properties
- High light fastness and wide range of shades
- Levelling acid dyes with monosulfonic group

Application:
Mainly used in dyeing pale shades in polyamide;
Used for dyeing and printing in wool, polyamide fiber and silk;
Used for leather coloring.
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Dye Name Color Card
Light (Xenon)

Solubility(90℃g/L)
Dyeing Depth
Water
Washing
(50°C)
ISO 105 C10

Perspiration
(ALkali)
ISO 105 E04
Rubbing
ISO 105 X12
Hot Pressing 
Chlorination water 
o.w.f%
Ch 
Pa 

Co 
Ch 
Pa 
Co 
Ch 
Pa 
Co 
Dry Rub
Wet Rub
(180°)
50mg/L
Acid Blue 40 6-7
70 1 4-5
3
4-5
 4    
3   

 3-4    
 4-5    
2-3   
 4    
5 5 3-4
 2

Dye Name: Acid Blue 2G, Acid Anthraquinone Blue AGG, Acid Blue E-2GL, Acid Blue EA, Acid Blue N2G
CAS Registry Number: 6424-85-7
Character: It is a dark blue powder and soluble in water.
Molecular Structure: Anthraquinone
Molecular Formula: C22H16N3NaO6S
Molecular Weight: 473.43
Samples: Free samples are available, PSS can be sent to you before shipment. The quality of this item is very stable and once you confirm the quality we can deliver to you directly without PSS.
Tianya Industry is a fine chemical enterprise that engages in R&D, production, and operation of acid dyes and intermediates, which has obtained an ISO9001 certificate. Contact us freely for more details.

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