Description

C.I. Acid Green 108 is a synthetic acid dye belonging to the anthraquinone chemical class, valued for its bright and stable green hue. This compound is essential for achieving consistent, high-quality coloration with excellent fastness properties in demanding industrial applications. It is primarily utilized by manufacturers in the textile, leather, and specialty paper industries for dyeing protein-based fibers like wool, silk, and nylon.

Application

• Textile Dyeing: Primary application for dyeing wool, silk, and nylon fibers, offering good wash and light fastness.
• Leather Finishing: Used for coloring leather goods, providing rich and uniform shades.
• Paper Staining: Employed in the production of specialty and decorative papers.
• Ink Formulation: A colorant component for certain types of inks and toners.
• Biological Staining: Potential use as a histological stain in laboratory settings.
• Plastics and Polymers: For coloring specific types of synthetic materials where acid dye compatibility is required.

Basic Information

Product Name	C.I. Acid Green 108
CAS No.	71872-22-5
Molecular Formula	C32H26N4Na2O8S2
Molecular Weight	696.66 g/mol
Synonyms	Acid Green 108; C.I. 108; Acid Leather Green G; Anthraquinone Green 108; Acid Green G; Acid Fast Green G; Leather Green G; Lissamine Green G; Acid Brilliant Green G; Wool Green G; Dermacid Green G
EINECS	Contact for details

Quality Control

Our production of C.I. Acid Green 108 adheres to stringent quality management protocols to ensure batch-to-batch consistency and purity. The product is manufactured in compliance with ISO 9001 standards, and its quality is verified against key industry specifications for color strength, shade, and solubility. A comprehensive Certificate of Analysis (COA) detailing purity, heavy metal content, and other critical parameters is provided with every shipment.

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); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

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
Shade	Conforms to standard
Heavy Metals (as Pb)	≤ 20 ppm

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