Zhengzhou Runye Chemical Co., Ltd
                                                                                                           
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Fast Red 2R Pigment Red 21 Powder - 120°C Heat Resistance, 35-45 ml/100g Oil Absorption for Industrial Applications

Price Negotiable
Price: Negotiable
MOQ: 100kg
Delivery Time: Negotiable
Brand: RUNYE
Product Description
Product Overview

Fast Red 2R (Pigment Red 21) is a high-performance mono azo pigment offering excellent compatibility, easy dispersibility, and bright coloration for industrial applications.

Technical Specifications
Property Specification
Trade Name Fast Red 2R
C.I. Number Pigment Red 21
CAS Number 6410-26-0
EU Number 229-096-4
Chemical Family Mono azo
Molecular Weight 401.84
Molecular Formula C23H16ClN3O2
pH Value 6.0-7.0
Density 1.5
Oil Absorption (ml/100g) 35-45
Light Fastness 6
Heat Resistance 120°C
Water Resistance 4
Oil Resistance 4
Acid Resistance 4
Alkali Resistance 4
Industrial Applications
Ink Printing
  • Bright color with high color saturation and strength
  • Excellent transparency for four-color printing applications
  • Superior ink printing adaptability with optimal fluidity
  • Good solvent resistance without color change or viscosity increase
  • Compliant with metal content restrictions for safety
Plastics
  • Excellent heat stability up to 120°C
  • Superior migration resistance with no frosting
  • Good compatibility and easy dispersibility with resins
  • Excellent light fastness and weather resistance for outdoor use
  • Compliant with food packaging and toy safety standards
Paints & Coatings
  • High durability with excellent light and weather fastness
  • High hiding power or specific transparency with strong tinting power
  • Excellent compatibility and easy dispersing performance
  • Chemical resistance to acids and alkalis
  • Good storage stability without delamination or precipitation
  • Compliant with metal content regulations
Packaging Options

Available in 10kg and 25kg bags with pallets, or 10kg and 25kg drums for optimal storage and handling.

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Company Zhengzhou Runye Chemical Co., Ltd
Location 11th floor, Leding Square, Power Plant Road, Zhongyuan District, Zhengzhou, Henan, China

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