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We mainly produce acid dyes and dye intermediates, and we are a professional Wholesale Acid Red 151 dyes manufacturer of anthraquinone acid dyes in China.

  • Acid Red 151
  • Acid Red 151
  • Acid Red 151
  • Acid Red 151
  • Acid Red 151
  • Acid Red 151
Other Acid Dyes Series

Acid Red 151
Weakly acidic red F-2R

Properties:
- Brilliant shades
- Good combinability
- Medium-to-high migration properties
- No blocking effect
- Half-milling acid dyes with monosulfonic group & disulfonic groups

Application:
The dye is suitable for medium to dark shades of nylon. It can also be used for dyeing in silk, wool and wool fabrics, or for coloring polyamide plastics and leather dyeing.
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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 151 4-5
1 4-5
4
4-5
 4-5    
3   

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

Dye Name: Weak Acid Red BL, Weak Acid Red F-2R, Acid Red F-2R, Acid Red N-2R, Acid Red P-BL, Erionyl Red B
CAS Registry Number: 6406-56-0
Character: The dye is a dark red powder with a reddish hue. It dissolves in water in a cloudy brown light orange color and dissolves in ethanol in an orange color. It also dissolves in cellulose, but it does not dissolve in other organic solvents. It is blue-light green in the presence of concentrated sulfuric acid, and pale orange in dilution. Its aqueous solution is orange-brown when exposed to concentrated hydrochloric acid. It takes on a dark purple color when added to a concentrated sodium hydroxide solution.
Molecular Structure: Bisazo
Molecular Formula: C22H15N4NaO4S
Molecular Weight: 454.43
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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