Description

Kayacion Red E-Sn7B is a high-performance, reactive dye known for its vibrant red hue and excellent fastness properties. This product is engineered to deliver superior color yield and consistency, making it a critical component for achieving reliable and durable coloration in demanding industrial processes. It is primarily utilized by manufacturers in the textile, leather, and specialty paper industries seeking high-quality, stable dyes for their production lines.

Application

• Textile Dyeing: Primary application for dyeing cotton, viscose, and other cellulosic fibers, offering excellent wash and light fastness.
• Leather Finishing: Used for coloring leather goods, providing rich, uniform color penetration and good rub fastness.
• Paper Coloration: Suitable for specialty paper products requiring vibrant and stable colors.
• Ink Formulation: A component in the manufacture of inks for specific printing applications.
• Research & Development: Serves as a standard or intermediate in chemical research and analytical laboratories.

Basic Information

Product Name	Kayacion Red E-Sn7B
CAS No.	86422-56-2
Molecular Formula	C29H19ClN7Na3O10S3
Molecular Weight	867.09 g/mol
Synonyms	Reactive Red 141; C.I. Reactive Red 141; Kayacion Red E-SN7B; Reactive Brilliant Red E-SN; Remazol Brilliant Red 3BS; Levafix Brilliant Red E-4BA; Procion Red H-E7B; Dianix Red AC-E; Sumifix Brilliant Red 3BS; Formazan Brilliant Red H-E7B
EINECS	Contact for details

Quality Control

Our Kayacion Red E-Sn7B is manufactured under a stringent quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for color strength, shade, and purity. Certificates of Analysis (COA) documenting key parameters such as assay, solubility, and impurity profiles 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). This material is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Red Powder
Identification (IR)	Conforms
Color Strength	100 ± 3% (vs. Standard)
Assay (HPLC)	≥ 95.0%
Moisture Content	≤ 5.0%
Water Solubility	Conforms
pH (1% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	≤ 20 ppm

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