Description

Pigment Red 243 is a high-performance, synthetic organic pigment belonging to the azo chemical class. It is valued for its excellent color strength, good lightfastness, and strong solvent resistance, making it a reliable choice for demanding coloration applications. This pigment is primarily sought by manufacturers in the coatings, plastics, and printing ink industries seeking vibrant, durable red shades.

Application

• Industrial and automotive coatings, including OEM and refinish paints.
• Coloration of various plastics, such as PVC, polyolefins, and engineering resins.
• Formulation of high-quality printing inks for packaging and publications.
• Pigmentation of masterbatches and color concentrates.
• Coloring of synthetic fibers and spin dyeing applications.
• Manufacture of artists' colors and specialty paints.

Basic Information

Product Name	Pigment Red 243
CAS No.	50326-33-5
Molecular Formula	C24H20Cl2N6O4
Molecular Weight	519.36 g/mol
Synonyms	C.I. Pigment Red 243; 2,2'-[[1,1'-Biphenyl]-4,4'-diylbis(azo)]bis[N-(2,4-dichlorophenyl)-3-oxobutyramide]; Pigment Red 243; C.I. 15910; PR 243; P.R. 243; Permanent Carmine FBB 02; Cromophtal Scarlet R
EINECS	256-481-8

Quality Control

Our production of Pigment Red 243 adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Every lot is tested against key parameters including color strength, hue, particle size distribution, and rheological properties. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance processes.

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.

Specification

Item	Specification
Appearance	Red Powder
Color Strength	100 ± 5% (vs. Standard)
Hue	Conforms to Standard
Lightfastness	≥ 7 (ISO 105-B02)
Heat Resistance	≥ 200°C
Oil Absorption	40 - 60 g/100g
Particle Size (D50)	0.2 - 0.5 µm
Moisture Content	≤ 2.0%

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