Description

Acid Violet 34 is a synthetic anthraquinone dye known for its vibrant violet hue and good lightfastness. This colorant is valued for its ability to provide consistent and durable coloration across various substrates. It is primarily used by manufacturers in the textile, leather, and specialty ink industries seeking high-performance dyes for their products.

Application

• Textile Dyeing: Used for dyeing wool, silk, and nylon fibers to achieve violet shades.
• Leather Finishing: Applied in the coloring of leather goods, including footwear, bags, and upholstery.
• Ink Manufacturing: Serves as a colorant in the production of specialty inks for various printing applications.
• Paper Staining: Employed for tinting paper products where color consistency is required.
• Biological Staining: Potential use as a histological stain in laboratory settings (subject to specific grade purity).
• Plastics and Polymers: Can be used for coloring certain types of plastics and synthetic materials.

Basic Information

Product Name	Acid Violet 34
CAS No.	6408-63-5
Molecular Formula	C20H12N2Na2O8S2
Molecular Weight	534.42 g/mol
Synonyms	Acid Violet A; C.I. 61710; Acid Violet 4BNS; Anthraquinone Violet; Wool Violet 4BNS; Supranol Violet 4BN; Nylosan Violet F-3RL; Acid Fast Violet A; 1-Amino-4-(p-toluidino)anthraquinone-2-sulfonic acid disodium salt
EINECS	229-066-2

Quality Control

Our Acid Violet 34 is produced under a stringent quality management system. Each batch is tested to ensure it meets precise color strength, shade, and purity specifications critical for industrial applications. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with every shipment to guarantee consistency and performance.

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	Dark violet to black powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 3% (vs. Standard)
Shade	Conforms to standard
Moisture Content	≤ 5.0%
Water Insoluble Matter	≤ 1.0%
Ash Content	≤ 30.0%

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