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Quality Control for 2,6-Diaminoanthraquinone: Ensuring Purity for Dye Synthesis

In the specialized field of chemical manufacturing, particularly for dye intermediates, maintaining stringent quality control is non-negotiable. For a compound like 2,6-Diaminoanthraquinone (CAS 131-14-6), its purity directly dictates the performance and quality of the final dyes produced. As a leading supplier, we emphasize the importance of rigorous quality assurance throughout our production process.

The Importance of Purity in 2,6-Diaminoanthraquinone

2,6-Diaminoanthraquinone (C14H10N2O2) serves as a foundational intermediate in the synthesis of high-value vat dyes, such as Reduced Yellow GCN. Impurities, even in small amounts, can lead to several undesirable outcomes in dye production: reduced color yield, altered hue, decreased color fastness, and inconsistent batch-to-batch results. Therefore, achieving and maintaining high purity, often exceeding 99%, is paramount.

Key Quality Control Parameters

Reputable manufacturers employ several methods to ensure the quality of 2,6-Diaminoanthraquinone:

  • Assay and Purity Testing: Techniques like High-Performance Liquid Chromatography (HPLC) are used to determine the precise purity of the compound and identify any trace impurities. Our product consistently demonstrates a high assay, often around 99.8% or higher.
  • Spectroscopic Analysis: Techniques such as NMR and IR spectroscopy confirm the molecular structure, ensuring it is indeed 2,6-Diaminoanthraquinone.
  • Physical Appearance: The characteristic reddish-brown prism appearance is a visual indicator of quality, though it must be correlated with analytical data.
  • Loss on Drying and Ash Content: These tests measure residual moisture and inorganic impurities, respectively, which are kept to a minimum in our product.

For procurement managers and R&D scientists looking to buy 2,6-Diaminoanthraquinone, partnering with a supplier that provides comprehensive Certificates of Analysis (COA) is essential. This documentation verifies that the material meets the required specifications for your applications. We are committed to transparency and provide detailed COAs with every batch, ensuring you can confidently integrate our high-purity 2,6-Diaminoanthraquinone into your synthesis processes. Contact us today to learn more about our quality assurance protocols and to secure a reliable supply.

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NINGBO INNO PHARMCHEM CO.,LTD. was established in 2007. It is committed to the R&D, production and sales of raw materials, pharmaceutical intermediates and fine chemicals. We striving to create a high-efficiency and high-quality integrated chemical service platform to better serve domestic and foreign customers.

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1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;

2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;

3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).

FAQ

  • A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.

  • A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.

  • A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.

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Address: No.163 Ruiqing Rd.,Ningbo 315000 China
Phone: 86-574-87319282
Fax: 86-574-27912196
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