Transparent Red 23 (HRR)

Product Name

Transparent Red 23 (HRR)

Color Index Name 

Solvent Red 23

Chemical Class 

Dis‑azo

CAS No. 

85‑86‑9

Molecular Formula

C₂₂H₁₆N₄O

Shade 

Yellow-shade Red

Tinting Strength

Heat Resistance

260℃

Lightfastness (1–8)

5-6

Weather Fastness (1–5)

3-4

Migration Resistance (1–5)

5

Oil Absorption

Product performance:Good solubility in organic solvents and thermoplastic resins, insoluble in water. Not recommended for high‑temperature engineering‑plastics processing due to moderate sublimation resistance

Main applications: Packaging, decoration, pen making, telecommunications, toys, paint, ink, and coloring of polyester, nylon, etc.