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Anionic Dyes – Acid Red 52 – Ranbar Magenta SR1220-2

Ranbar Magenta SR1220-2 is a Magenta acid anionic dye based on the Xanthene structure. It has a color index of Acid Red 52 and exhibits excellent dyeing performance, but it has relatively poor lightfastness.

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Ranbar Magenta SR1220-2 Acid Anionic Dye

 

  • Color Index: Acid Red 52
  • CAS Registry Number: 3520-42-1
  • Chemical molecular formula: C27H29N2NaO7S2
  • Relative molecular weight: 580.65
  • Chemical Category: Xanthene
  • Dye type: acid dyes (anionic dyes)
  • Solubility: soluble in water and ethanol
  • Color hue: blue-red (Magenta )

 

Ranbar Acid Red 52 Powder Photo

 

Physical and chemical properties:

Appearance and propertiesReddish brown powder
Coloring intensity100±3%
Drying weight loss (volatile matter 105℃)≤5.0%
PH value6.0-8.0
Insoluble matter content<0.20%
Water content≤5.0%
Lightfastness2-3 grade

 

Ranbar Magenta SR1220-2 Anionic Dyes Photo

 

Product introduction:

Ranbar Magenta SR1220-2 is a bright blue-red (magenta) acid anionic dye based on the Xanthene structure. It has a color index of Acid Red 52, appears as a reddish-brown powder, and boasts a high concentration, resulting in a vivid and bright color. This dye demonstrates excellent dyeing performance, but it has relatively poor lightfastness.

Ranbar SR1220-2 Acid Anionic Dye dissolves in water and ethanol, producing a Magenta solution with a fluorescent effect. In concentrated sulfuric acid, it turns orange and becomes red when diluted. The addition of sodium hydroxide to the solution results in a light blue-red color.

 

Product Applications:

Acid Anionic Dye Ranbar Magenta SR1220-2 features a vibrant color, strong dyeing power, and good dye evenness. However, it exhibits a lightfastness of only 2-3 levels and is sensitive to water stains. Therefore, it is suitable for dyeing textiles with bright colors but low colorfastness requirements.

Ranbar Magenta SR1220-2 Acid Anionic Dye primarily used for dyeing wool and woolen fabrics, as well as for silk, nylon, or blends of silk and nylon. Additionally, it finds applications in the dyeing of leather, paper, wood, water-based inks, and can be utilized for coloration in daily chemical products and cosmetics.

 

Color ModelIndex numberColor hueCharacteristics and applications
Rose SR1220-2Acid Red 52Blue-Red +1Acid dyes
Anionic dyes
Water-soluble dyes
Slightly higher sunlight resistance grade

Wool
Woolen thread
Water-based water pen
Wood

Big red SR1610-2Acid Red 18
Yellow-Red, Deep Red
Yellow SR3080-2Acid Yellow 23Red-Yellow
Grass green SR4360-2MixedYellow-Green
Blue SR5030-2Acid Blue 7Green-Blue +1
Blue SR5028-2Acid Blue 9Green-Blue

 

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