Direct Yellow 11 | CAS 1325-37-7 Manufacturer & Supplier in China

Product Overview

Direct Yellow 11 (CAS 1325-37-7) is a high-performance stilbene-based direct dye widely utilized for its exceptional substantive properties and stable coloring performance. Within the Fine Chemicals and industrial manufacturing sectors, this synthetic colorant is highly valued for its excellent affinity to cellulosic fibers, paper, and textile substrates, providing uniform distribution and superior lightfastness in diverse application environments. As a leading manufacturer of Direct Yellow 11 CAS 1325-37-7 based in China, Conscientia Industrial utilizes advanced chemical synthesis techniques and rigorous multi-stage separation processes to ensure the highest structural integrity and reliable technical behavior. Our product maintains a strict quality and concentration profile to meet global technical requirements for advanced paper coloring, textile dyeing, and high-purity industrial ink production formulations.

Technical Specifications

• Product Name: Direct Yellow 11

• CAS Number: 1325-37-7

• Category: Fine Chemicals

• Quality Standard: In-House Specification

• Molecular Formula: C16H10N2Na2O7S2

• Molecular Weight: 452.37

• Appearance: Yellow to orange-brown powder

• Solubility: Soluble in water

• Purity (HPLC): ≥98.0%

• Water Content: ≤5.0%

• Insoluble Matter: ≤0.5%

• Brand: Conscientia Industrial

• Country of Origin: China

• Availability: In Stock

• Pricing: Competitive price based on order quantity

  Currency: USD

• Molecular Structure:

Why Partner with Conscientia Industrial

• Color Chemistry Expertise: Specialized in the synthesis and purification of stilbene-based dyes with precise chromophore control.

• Technical Quality Control: Our manufacturing process follows rigorous analytical protocols to ensure high-grade batch-to-batch consistency for Direct Yellow 11 CAS 1325-37-7.

• Advanced Analytical Verification: Every batch of Direct Yellow 11 is validated through professional chromatography and spectrophotometric analysis to confirm chemical identity and ensure precise active content purity.

• Full Technical Documentation: We provide comprehensive support, including Certificate of Analysis (COA), MSDS, and Method of Analysis (MOA) for Direct Yellow 11 CAS 1325-37-7.

• Scalable Production Capacity: Our China facility is equipped to support projects ranging from small-scale technical evaluations to large-scale bulk industrial supply.

• Direct Source Advantage: As a primary manufacturer, we provide Direct Yellow 11 CAS 1325-37-7 with efficient lead times and direct factory technical support.

Packaging & Storage

• Standard Packaging: 25kg/drum, 25kg/bag, or custom packaging solutions for specialized industrial needs.

• Storage Conditions: Store in a cool, dry, and well-ventilated warehouse. Keep the container tightly sealed and protected from moisture and extreme heat.

• Shelf Life: 36 months from the manufacturing date when stored under correct recommended conditions.

• Safety Handling: This is an industrial-grade chemical intended for professional manufacturing and laboratory research use only.

Our logistics team ensures secure distribution of Direct Yellow 11 CAS 1325-37-7 via global courier, air freight, and sea freight with strict tracking protocols.

Request a Quote & COA for Direct Yellow 11 CAS 1325-37-7 Today.