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We mainly produce acid dyes and dye intermediates, and we are a professional Wholesale Acid Red 337 dyes manufacturer of anthraquinone acid dyes in China.

  • Acid Red 337
  • Acid Red 337
  • Acid Red 337
  • Acid Red 337
Tnyanyl® E Dyes Series

Acid Red 337
Acidic red FRL

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:
The dye is mainly used for dyeing pale shades in polyamide.
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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 Red 337 5-6
1 4-5
3-4
4-5
 3    
2-3   

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

Dye Name: Acid Red ARL, Acid Red F-2G, Acid red FRL, Acid Red GN, Acid Brilliant Red 2GN
CAS Registry Number: 67786-14-6
Character: Scarlet red powder
Molecular Structure: Monoazo
Molecular Formula: C17H11F3N3NaO4S
Molecular Weight: 433.34
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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