Description

Vat Green 1 is a synthetic organic pigment belonging to the vat dye class, known for its excellent colorfastness and chemical stability. This compound is valued for its ability to produce deep, vibrant green shades that are highly resistant to light, washing, and chemical degradation. It is primarily utilized in industrial sectors requiring durable coloration, such as textile dyeing and pigment manufacturing for specialized applications.

Application

• Textile Dyeing and Printing: Used for coloring cotton, wool, and other natural fibers, prized for its wash-fastness and lightfastness.
• Pigment Manufacturing: Serves as a key intermediate or final colorant for producing high-performance pigments used in paints, inks, and plastics.
• Leather Coloring: Applied in the dyeing of leather goods where color durability is essential.
• Paper Staining: Employed for specialty paper products requiring stable and vivid green hues.
• Research & Development: Used as a standard or reference material in analytical chemistry and color science laboratories.

Basic Information

Product Name	Vat Green 1
CAS No.	128-58-5
Molecular Formula	C₃₀H₁₄N₂O₄
Molecular Weight	466.44 g/mol
Synonyms	C.I. Vat Green 1; C.I. 59825; Dibenzanthrone; Vat Green GG; Caledon Green G; Cibanone Green G; Indanthren Green GG; Nihonthrene Green GG; 16,17-Dihydrodinaphtho[2,3-a:2',3'-i]naphth[2',3':6,7]indolo[2,3-c]carbazole-5,10,15,17,22,24-hexaone
EINECS	204-896-7

Quality Control

Our Vat Green 1 is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistent purity, color strength, and physical properties. Certificates of Analysis (COA) documenting key parameters such as assay, shade, and impurity profile are available upon request to support your quality assurance protocols.

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.

Specification

Item	Specification
Appearance	Dark Green Powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 5% (vs. Standard)
Shade	Matches Standard
Moisture Content	≤ 2.0%
Ash Content	≤ 1.0%
Particle Size (Typical)	Passes through 80 mesh

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