Description

C.I. Pigment Red 216 is a high-performance, synthetic organic pigment belonging to the benzimidazolone class, valued for its excellent color strength and durability. This pigment is engineered to deliver superior lightfastness, weather resistance, and chemical stability, making it a critical component for demanding applications. It is primarily sought after by manufacturers in the coatings, plastics, and specialty printing ink industries who require consistent, vibrant red hues that maintain integrity under harsh environmental conditions.

Application

• Industrial Coatings: Used in automotive, coil, and industrial maintenance paints for its excellent weather resistance and color retention.
• Plastics Coloring: Imparts stable and vibrant red color to engineering plastics, PVC, polyolefins, and synthetic fibers, with good heat stability.
• Printing Inks: A key pigment for high-quality packaging, publication gravure, and flexographic inks requiring strong color value and print stability.
• Masterbatch Production: Employed in the manufacture of color concentrates and compounds for uniform dispersion in polymer matrices.
• Specialty Applications: Suitable for coloring synthetic leather, artistic paints, and other applications demanding high pigment performance.

Basic Information

Product Name	C.I. Pigment Red 216
CAS No.	71838-93-2
Molecular Formula	C24H18Cl2N6O4
Molecular Weight	525.34 g/mol
Synonyms	Pigment Red 216; C.I. 59710; Benzimidazolone Red HFT; PR 216; 2,2'-[[1,1'-Biphenyl]-4,4'-diylbis(azo)]bis[N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-oxobutanamide]; Permanent Carmine HF3C; Cromophtal Red 2030; Cinquasia Red Y RT-759-D
EINECS	Contact for details

Quality Control

Our production of C.I. Pigment Red 216 adheres to stringent quality management protocols to ensure batch-to-batch consistency in coloristic and physical properties. Key parameters such as color strength, hue, particle size distribution, and rheological behavior are rigorously tested. Certificates of Analysis (COA) detailing specific lot specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents. The container must be kept tightly closed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Red Powder
Color Strength	95 - 105% (vs. Standard)
Hue	Conforms to Standard
Particle Size (D50)	< 1.0 µm
Oil Absorption	40 - 60 g/100g
Residue on Sieve (63 µm)	≤ 0.1 %
Volatile Matter	≤ 2.0 %
pH Value (10% Aqueous Slurry)	6.0 - 8.0
Lightfastness	7-8 (ISO 105-B02)
Weather Resistance	4-5 (ISO 4892-2)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.