Description

Pergascript Red I 6B is a high-purity, synthetic organic pigment belonging to the azo chemical class. This compound is valued for its vibrant, stable red hue and excellent performance characteristics in demanding industrial applications. It is primarily utilized by manufacturers in the coatings, plastics, and specialty ink sectors seeking reliable and consistent coloration. The product is supplied under the identifier CAS No. 50292-95-0.

Application

Pergascript Red I 6B is engineered for high-performance coloration across various industrial segments. Its key applications include:

• Industrial Coatings and Paints: Used in automotive, industrial maintenance, and decorative coatings for its color strength and durability.
• Plastics and Masterbatch Coloring: Imparts a stable red color to engineering plastics, PVC, polyolefins, and synthetic fibers.
• Specialty Printing Inks: A key component in high-quality packaging, security, and flexographic inks requiring color fastness.
• Textile Pigment Printing: Employed in the coloration of fabrics and non-woven materials.
• Colored Filters and Optical Applications: Used in the manufacture of lenses, films, and light-filtering devices.

Basic Information

Product Name	Pergascript Red I 6B
CAS No.	50292-95-0
Molecular Formula	C18H11ClN4O5S2·1/2Ca
Molecular Weight	Approx. 508.99 (Free acid)
Synonyms	C.I. Pigment Red 146; C.I. 12485; Permanent Red FR; Lithol Scarlet 4450; Pigment Scarlet 3B; 5-[(2-Chloro-4-nitrophenyl)azo]-2-hydroxy-3-methyl-2H-benzimidazole-2-carboxylic acid, calcium salt; Pergascript Red I-6B; Red I 6B
EINECS	256-476-7

Quality Control

Our Pergascript Red I 6B is manufactured under a strict quality management system. Each batch is subjected to comprehensive analytical testing to ensure it meets precise specifications for color value, strength, and chemical purity. We provide Certificates of Analysis (COA) with key parameters to guarantee batch-to-batch consistency and performance for your formulation 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 incompatible materials. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Red Powder
Identification (IR)	Conforms to Standard
Color Strength	100 ± 5% (vs. Standard)
Hue	Within agreed tolerance
Purity (HPLC)	≥ 96.0%
Moisture Content (KF)	≤ 2.0%
Ash Content	≤ 30.0%
Water Soluble Matter	≤ 1.5%
Chloride (as Cl)	≤ 1.0%
Sieve Residue (325 mesh)	≤ 5.0%

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