Description

C.I. Reactive Red 86 is a reactive azo dye belonging to the vinyl sulfone class, known for its bright red color and high reactivity towards cellulosic fibers. Its primary value lies in providing excellent wash and light fastness, ensuring color durability in demanding textile applications. This product is essential for industrial dyers and textile manufacturers specializing in cotton, viscose, and other natural fibers, where consistent color yield and strong fiber bonding are critical.

Application

• Primary dyeing of cotton fabrics and yarns.
• Coloration of viscose (rayon) and other regenerated cellulosic materials.
• Used in exhaust dyeing processes for batch production.
• Suitable for continuous dyeing and pad-batch applications.
• Employed in the production of home textiles such as towels and bed linens.
• Dyeing of cellulosic blends with polyester or other synthetics.

Basic Information

Product Name	C.I. Reactive Red 86
CAS No.	61969-28-6
Molecular Formula	C25H14Cl2N6Na4O16S4
Molecular Weight	Contact for details
Synonyms	Reactive Red 86; Reactive Red K-2G; Reactive Red KE-3B; Remazol Red 3BS; Levafix Red E-3B; Procion Red H-3B; C.I. 18221; Vinylsulfone Reactive Dye Red 86
EINECS	Contact for details

Quality Control

Our production of C.I. Reactive Red 86 adheres to stringent quality management protocols to ensure batch-to-batch consistency in strength, shade, and reactivity. Each lot is tested for key parameters including dye content, solubility, and fixation rate. Certificates of Analysis (COA) detailing purity and performance specifications are available upon request.

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 and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	Red powder
Identification (IR)	Conforms
Color Strength	Standard depth ± 3%
Moisture Content	≤ 5.0%
Water Insoluble Matter	≤ 0.5%
pH (1% Solution)	6.0 - 8.0
Fixation Rate	≥ 70%

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