Description

Acid Green 111 is a synthetic organic dye belonging to the acid dye class, widely recognized for its vibrant green color. This high-performance colorant is valued for its strong affinity to protein fibers like wool, silk, and nylon, delivering excellent color fastness and brightness. It is a critical component for manufacturers in the textile, leather, and paper industries seeking reliable and consistent dyeing results. The compound is also identified by the CAS registry number 58419-36-6.

Application

• Textile Dyeing: Primary application for dyeing wool, silk, and polyamide (nylon) fibers, providing excellent wash and light fastness.
• Leather Finishing: Used for coloring leather goods, offering rich, uniform shades with good penetration.
• Paper Coloration: Employed in specialty paper production, including decorative papers and security papers.
• Ink Formulation: A component in the manufacture of inks for various printing applications.
• Biological Staining: Potential use as a histological stain in laboratory settings for microscopic analysis.
• Other Industrial Uses: May be used in the coloration of detergents, soaps, and other household products.

Basic Information

Product Name	Acid Green 111
CAS No.	58419-36-6
Molecular Formula	C37H34N2Na2O9S3
Molecular Weight	808.82 g/mol
Synonyms	Acid Green 111; C.I. Acid Green 111; Acid Leather Green V; Acid Leather Green VR; Acid Leather Green V 3G; Lissamine Green V; Wool Green S; Acid Brilliant Green BS; Acid Fast Green V; C.I. 44085; Dermina Green V
EINECS	Contact for details

Quality Control

Our Acid Green 111 is manufactured under strict quality management systems to ensure batch-to-batch consistency and performance. Each lot is tested against stringent in-house specifications for critical parameters including color strength, shade, solubility, and impurity profile. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and performance tests is provided with every shipment to guarantee it meets your application requirements.

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 product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed when not in use to prevent absorption of moisture and degradation.

Specification

Item	Specification
Appearance	Dark green powder or granules
Identification (IR)	Conforms to standard
Color Strength	100 ± 3% (vs. Standard)
Assay (HPLC)	≥ 95.0%
Moisture Content	≤ 5.0%
Water Solubility	Conforms
Ash Content	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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