| Name | Spirit Light Fast Fire Red B |
| Synonyms | C.I.Solvent Red 109 Spirit Fast Scarlet B Spirit Light Fast Fire Red B Spirit-Soluble Fast Flame Red B Simpsol Red 24449 Valifast Red 1306. |
| Physical and Chemical Properties | Chemical properties red to reddish brown powder. High solubility in ethanol. Good heat resistance and light resistance. It is brown in concentrated sulfuric acid and bright brown solution after dilution. |
| Use | Use alcohol soluble red B is mainly used for transparent paint, celluloid, aluminum foil, cosmetics and other coloring. For transparent paint, baking paint, aluminum foil, celluloid, cosmetics and other coloring |
acid complex yellow GR (C.I.Acid Yellow 99) and basic rose essence B (C.I.Basic Violet 10) are used as raw materials. First, the acid complex yellow GR acid, filtration, rinse, and then mixed with alkaline rose essence B, precipitation, filtration, drying to obtain the finished product.