1. Product Overview & Technical Specifications

Basic Red 51 (CAS 12270-25-6) Profile

A cationic dye with molecular formula C₂₁H₂₂ClN₃, widely used in:

• Textile dyeing (acrylic, polyester blends)
• Paper coloration (specialty grades)
• Biological staining applications

Technical Parameters Comparison

2. Key Applications & Industrial Uses

Textile Industry Applications

Optimal for synthetic fiber coloration with:

• 98-99% dye uptake in acrylic substrates
• Superior migration resistance at 85-90°C
• pH stability range: 3.5-5.0

Paper Manufacturing Solutions

Technical advantages include:

• 0.5-1.5% dosage for premium color yield
• Compatibility with cationic retention systems
• Low BOD (<30 mg/L) in effluent

3. Operational Guidelines & Best Practices

Textile Dyeing Protocol

1. Prepare dye bath at 40°C with 1-2 g/L acetic acid
2. Maintain liquor ratio 1:15-1:20
3. Raise temperature to 98°C at 1.5°C/min
4. Fix for 45-60 minutes

4. Real-World Case Studies

Case Study 1: Textile Manufacturer (Guangzhou)

Challenge: Achieve color consistency across polyester-acrylic blends
Solution: 1.2% Basic Red 51 with modified leveling agent
Result: ΔE < 0.8 across production batches

Case Study 2: Specialty Paper Producer (Jiangsu)

Challenge: Reduce environmental impact of dye runoff
Solution: Closed-loop system with Basic Red 51 recovery
Result: 92% dye recycling efficiency

5. Technical Support & Inquiry

Contact our dye specialists for:

• Custom formulation development
• Technical datasheets (SDS, COA)
• Bulk order pricing (20kg+ quantities)

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