Description

C.I. Leuco Sulfur Brown 14 is a specialized sulfur dye intermediate, specifically a leuco form, used in the production of high-quality brown shades. This compound is valued for its ability to provide consistent, deep coloration with good fastness properties in textile applications. It is primarily utilized by manufacturers in the textile dyeing and finishing industry, as well as by chemical suppliers formulating specialty dyes and pigments for leather and other substrates.

Application

• Textile Dyeing: Primary application for dyeing cellulosic fibers like cotton, rayon, and linen to achieve various brown shades.
• Leather Processing: Used in the dyeing of leather goods, providing rich, durable brown colors.
• Dye Intermediate: Serves as a key precursor or intermediate in the synthesis of more complex sulfur dyes and pigment preparations.
• Industrial Fabric Coloring: Suitable for coloring canvas, webbing, and other heavy-duty industrial fabrics requiring color fastness.
• Paper Staining: Employed in specialty paper production for achieving specific brown tones.

Basic Information

Product Name	C.I. Leuco Sulfur Brown 14
CAS No.	12262-28-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Sulfur Brown 14 (Leuco Form); Leuco Sulphur Brown 14; C.I. 53015; Leuco Sulfur Brown GD; Sulfur Brown GD Leuco Base; D&C Brown No. 1 (Leuco); CI Leuco Sulphur Brown 14
EINECS	Contact for details

Quality Control

Our C.I. Leuco Sulfur Brown 14 is produced under a strict quality management system to ensure batch-to-batch consistency and performance. Quality is verified through analytical testing for key parameters such as color strength, solubility, and impurity profile. A Certificate of Analysis (COA) documenting these results is provided with each shipment to guarantee compliance with your specifications.

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	Brownish powder or paste
Identification (IR)	Conforms
Color Strength	Standard depth ± 5%
Moisture Content	≤ 5.0%
Ash Content	≤ 2.0%
Solubility	Specified solvent

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