C.I. Acid Green 81 CAS NO 12234-89-8

Unit Price:

CAS No.:12234-89-8

Grade:Pharmacy Grade

Content:99.9%

Brand:Customizable

Packaging:Customizable

Description

C.I. Acid Green 81 is a synthetic acid dye belonging to the anthraquinone chemical class, valued for its bright green hue and good lightfastness. This dye is engineered for exceptional color strength and compatibility with protein-based substrates, making it a critical component for achieving consistent, high-quality coloration. It is primarily utilized by manufacturers in the textile, leather, and paper industries for dyeing wool, silk, and nylon fibers.

Application

Primary dyeing of wool, silk, and nylon textiles.
Coloration of leather goods, including garments and accessories.
Paper staining and specialty paper product manufacturing.
Ink formulation for specialized printing applications.
As a colorant for certain types of anodized aluminum.
Research and development as a chemical intermediate or analytical reagent.

Basic Information


Product Name	C.I. Acid Green 81
CAS No.	12234-89-8
Molecular Formula	C28H20N2Na2O8S2
Molecular Weight	622.57 g/mol
Synonyms	Acid Green 81; Acid Leather Green G; C.I. 68215; Acid Green G; Anthraquinone Green G; Acid Fast Green G; Leather Green G; Lissamine Green G; Acid Brilliant Green 6G; Wool Green G; Nylon Green G
EINECS	Contact for details

Quality Control

Our production of C.I. Acid Green 81 adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is tested for critical parameters including color strength, shade, solubility, and impurity profile to meet industrial dye standards. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and performance metrics 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). Keep away from strong oxidizing agents. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Dark green powder or granules
Identification	Conforms (IR, UV-Vis)
Color Strength	100 ± 3% (vs. Standard)
Moisture Content	≤ 5.0%
Water Insoluble Matter	≤ 1.0%
Ash Content	≤ 1.0%
pH (1% Solution)	6.0 - 8.0
Shade	Conforms to Standard