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Direct Red

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Direct Red 23

Direct Red 23

  • Product description: Direct Red 23 / Direct Fast Scarlet 4BS
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Direct Red 23 / Direct Fast Scarlet 4BS

  • C.I. 29160
  • CAS NO.: 3441-14-3
  • Standard Strength: 100%
  • Molecular Formula: C35H27N7O10S2
  • Formula Weight: 769.76
  • Packing:25Kg/DR
  • Used for dyeing cotton, silk, wool et



Physical and Chemical Properties

  • Appearance: Light brown powder
  • Shade: Similar to standard
  • Strength: 100%
  • Insolubility: ≤1%
  • Moisture: ≤7%
  • Fineness(80 Mesh Sieve Residue):≤10%



Fastness

Light

Washing

Water

Crocking

Perspiration

Ironing

 

 

Metal Salt

Light

Deep

Bleaching

Staining

Bleaching

Staining

Dry

Wet

Bleaching

Staining

Copper

Iron

1-2

3-4

3

2

4

2-3

4-5

2-3

4

3-4

4-5

2

4



Application

Dyeing for Cotton,Flax and Viscose fiber  

Coloring for Paper, Nylon and Blend





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