Solvent Red 49, also known as Rhodamine B Base, is a versatile synthetic organic dye widely used in the production of high-brilliance inks, coatings, and plastic colorants. Known for its intense fluorescent pink to reddish hue, this solvent-soluble dye offers exceptional brightness and strong tinting strength. It is highly valued for its superior solubility in organic solvents and resins, making it a critical component for manufacturing fluorescent markers, ballpoint pen inks, and specialty decorative finishes that require a vivid, eye-catching visual impact.
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