Description

Fat Brown Rr is a synthetic organic colorant widely used in industrial applications. This product is valued for its consistent hue and stability, providing reliable coloration for various manufactured goods. It is primarily utilized by the plastics, coatings, and textile industries where durable and cost-effective pigmentation is required.

Application

• Coloration of polyolefin plastics (e.g., LDPE, HDPE, PP) for consumer goods and packaging.
• Pigment masterbatch and compound production for the plastics industry.
• Industrial coatings and paints, particularly for applications requiring a stable brown shade.
• Dyeing of synthetic fibers and textiles.
• Coloring for rubber and elastomeric products.
• Manufacture of colored printing inks.
• Non-food contact applications in consumer plastics.

Basic Information

Product Name	Fat Brown Rr
CAS No.	6416-57-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Solvent Brown 43; C.I. Solvent Brown 43; Fat Brown RR; C.I. 11285; Oil Brown RR; Fat Brown R; Brown RR (Solvent dye); Plast Brown R
EINECS	Contact for details

Quality Control

Our Fat Brown Rr is manufactured under a strict quality management system to ensure batch-to-batch consistency and performance. The product undergoes rigorous testing for key parameters including color strength, shade, and solubility. Certificates of Analysis (COA) are available upon request to support your quality assurance protocols.

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	Brown powder or granules
Color Strength	Standard (100±5%)
Shade	Conforms to standard
Solubility	Soluble in common organic solvents
Moisture Content	≤ 1.0%
Ash Content	≤ 1.0%

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