Basic dyestuff Rhodamine B CAS 81-88-9 C28H31ClN2O3 Biological Staining Agents Dyes and Pigments
Introduction:
Bright green crystalline powder. Dissolved in water and ethanol, it appears blue red with strong fluorescence
Uses:
Used for dyeing silk, acrylic, and wool, with a sun fastness of 2-3 levels.
Used for dyeing cotton fibers with tannins, with poor sun fastness. Also used for coloring leather, paper, straw, and preparing lake pigments.
Product Name | Rhodamine B |
CAS | 523-21-7 |
MF | C28H31ClN2O3 |
MW | 479.01 |
EINECS | 201-383-9 |
Melting point | 210-211 (dec.)(lit.) |