Vat Yellow 12 (C.I.) CAS NO 6370-75-8

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CAS No.:6370-75-8

Grade:Pharmacy Grade

Content:99.9%

Brand:Customizable

Packaging:Customizable

Description

Vat Yellow 12 (C.I.) is a high-performance vat dye belonging to the anthraquinone chemical class, known for its excellent color fastness and light stability. This pigment is crucial for achieving durable and vibrant yellow shades in demanding applications where resistance to environmental factors is paramount. It is primarily needed by manufacturers in the textile, ink, and specialty coatings industries seeking superior, long-lasting coloration.

Application

Textile Dyeing and Printing for cotton, wool, and viscose, providing excellent wash and light fastness.
Production of High-Quality Printing Inks, especially for packaging and security applications.
Manufacturing of Artists' Paints and Pigments requiring high permanence and color strength.
Coloration of Plastics and Synthetic Fibers where heat stability is required.
As a colorant in Specialty Coatings for industrial and automotive finishes.
Potential use in the coloration of Paper and Leather goods.

Basic Information


Product Name	Vat Yellow 12 (C.I.)
CAS No.	6370-75-8
Molecular Formula	C28H12N2O2
Molecular Weight	408.41 g/mol
Synonyms	C.I. Vat Yellow 12; C.I. 65405; Vat Yellow G; 8,16-Pyranthrenedione, 5,10-dihydro-5,10-dioxo-; Indanthren Yellow G; Caledon Yellow G; Solanthrene Yellow G; Pyranthrone Yellow
EINECS	228-906-7

Quality Control

Our Vat Yellow 12 is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure consistent purity, color strength, and physical properties meet defined specifications. A Certificate of Analysis (COA) detailing key parameters such as assay, shade, and particle size is provided with every shipment to guarantee traceability and compliance.

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	Yellow to orange-yellow powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 5% (vs. Standard)
Shade	Within agreed tolerance
Moisture Content	≤ 2.0%
Ash Content	≤ 1.0%
Particle Size (Mesh)	≥ 95% through 200 mesh