Description

Ostacet Orange E-R CAS NO 12217-83-3 is a high-performance, synthetic organic pigment belonging to the azo chemical class, valued for its vibrant and durable orange hue. This pigment is engineered to deliver exceptional color strength, lightfastness, and chemical resistance, making it a critical component for demanding industrial applications. It is primarily sought after by manufacturers in the coatings, plastics, and specialty inks industries where consistent color quality and performance under various environmental conditions are paramount.

Application

• Industrial Coatings and Paints: Used in automotive, architectural, and industrial maintenance paints for its excellent weathering resistance and opacity.
• Plastics and Masterbatch Coloring: Imparts stable and uniform coloration to polymers such as PVC, polyolefins, and engineering plastics during high-temperature processing.
• Printing Inks: A key pigment for specialty printing inks, including packaging and publication inks, offering good printability and rub resistance.
• Textile Pigment Printing: Employed in the pigment printing of fabrics, providing bright shades with good wash and light fastness.
• Leather Finishing: Used in the dyeing and finishing of leather goods to achieve consistent and durable orange colors.
• Artists' Colors: Incorporated into high-grade artists' paints and colorants for professional use.

Basic Information

Product Name	Ostacet Orange E-R
CAS No.	12217-83-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Pigment Orange 34; C.I. 21115; Ostacet Orange ER; Azo Pigment Orange; Benzidine Orange; Vulcan Orange; Permanent Orange; Pyrazolone Orange
EINECS	Contact for details

Quality Control

Every batch of Ostacet Orange E-R is manufactured and tested under a stringent quality management system to ensure it meets precise coloristic and physical property specifications. Our quality control protocols include verification of key parameters such as color strength, hue, particle size distribution, and chemical purity. Certificates of Analysis (COA) documenting these results 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	Orange Powder
Color Strength	Standard ± 5%
Hue	Compared to Standard
Lightfastness	≥ 7 (ISO 105-B02)
Heat Resistance	≥ 200°C
Oil Absorption	40 - 60 g/100g
Particle Size (D50)	< 5 µm
Moisture Content	≤ 2.0%
Identification (IR)	Conforms

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