Description

C.I. Reactive Violet 15 is a high-performance, reactive dye belonging to the vinyl sulfone class, known for its brilliant violet hue and excellent wash-fastness properties. This compound is critical for achieving durable and vibrant coloration on cellulosic fibers like cotton and viscose. It is an essential raw material for textile manufacturers, ink formulators, and specialty chemical producers seeking reliable and consistent colorants for industrial applications.

Application

• Textile Dyeing: Primary application for exhaust and continuous dyeing of cotton, linen, and other cellulosic fabrics.
• Textile Printing: Used in printing pastes for creating sharp, wash-fast violet patterns on garments and home textiles.
• Leather Coloring: Employed in the dyeing of leather goods to provide rich, penetrating violet colors.
• Ink Formulation: A key component in the manufacture of specialty inks for various marking and printing applications.
• Paper Staining: Used for tinting and coloring specialty papers where color fastness is required.
• Research & Development: Serves as a standard or intermediate in chemical research and quality control laboratories.

Basic Information

Product Name	C.I. Reactive Violet 15
CAS No.	12270-89-2
Molecular Formula	C20H16N3Na3O11S3
Molecular Weight	695.54 g/mol
Synonyms	Reactive Violet 15; Reactive Violet H-3R; Remazol Violet 5R; Levafix Violet P-3R; Procion Violet H-3R; Vinylsulfone Reactive Violet; 2,7-Naphthalenedisulfonic acid, 5-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-8-hydroxy-, trisodium salt; C.I. 74410
EINECS	Contact for details

Quality Control

Our production of C.I. Reactive Violet 15 adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Every lot is tested against key parameters including color strength, solubility, and fixation rate. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with each shipment to support your quality assurance processes.

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 product is hygroscopic (moisture-sensitive); ensure containers are sealed after each use to prevent moisture absorption.

Specification

Item	Specification
Appearance	Dark violet powder
Identification (IR)	Conforms
Color Strength	100 ± 3% (Standard)
Assay (HPLC)	≥ 95.0%
Moisture Content	≤ 5.0%
Water Solubility	Conforms
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.