Pigment Red 81

Pigment Red 81 (CAS 68310-07-6), also known as Pigment Red 81:3, is a rhodamine-based fluorescent organic pigment that produces vivid, high-chroma red and pink colorations.

Where is Pigment Red 81 used?

• Printing and packaging: offset, gravure, and flexographic inks for labels, folding cartons, and promotional materials
• Textile and paper: fluorescent effects in specialty coated papers, cardstock, and dyed fabrics
• Plastics and polymers: masterbatches for consumer goods, toys, and packaging films
• Coatings: solvent-based and UV-curable systems for decorative and industrial surfaces
• It delivers brightness that conventional non-fluorescent pigments cannot match.

Commercial specifications

• Particle size and dispersibility specifications vary by application
• Fiber drums or multi-wall bags for bulk procurement and long-term storage