Shanghai Yuanhong Industrial Co., Ltd.

Textile Dyeing Auxiliaries

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Acid Levelling Agent YH-225

This acid levelling agent is used for dyeing of nylon and wool. It reduces initial dye uptake rate of acid dyes and promotes even adsorption of anionic dyes with reliable levelling performance.

  • Hardware specifications
  • Physical and Chemical Properties

    Appearance Yellow to reddish brown liquid

    Lonicity Weak cationic Non ionic

    PH Value 1% Aqueous Solution 5.0-7.0

    Solubility Easily soluble in water

     

    Features and Benefits

    Good dispersion for anionic dyes to keep dyes evenly distributed in dye bath

    Excellent retarding effect to slow down dye uptake process

    Powerful dye migration capacity. Higher dosage can be used to repair uneven dyeing caused by acid dyes

    Usage

    General dosage ranges from 1.0 to 3.0 grams per liter. Adjust the dosage according to actual application requirements.

    Note

    Add this auxiliary into the main vat via auxiliary tank first then add dissolved dyes through auxiliary tank. Do not dissolve and add them together in the auxiliary tank.

     

    Storage and Packaging

    Seal the product and store it in a dry cool and well ventilated warehouse for up to six months. Standard packaging is 50kg or 125kg plastic drum.

Company
Shanghai Yuanhong Industrial Co., Ltd.
Shanghai Yuanhong Industrial Co., Ltd.

Shanghai Yuanhong Industrial Co., Ltd. was founded by a group of seasoned industry experts and operates through its subsidiaries: Shanghai Zhongxi New Material Technology Co., Ltd., Zhejiang Yuanhong New Material Technology Co., Ltd., and Zhejiang Huafei Chemicals Co., Ltd.

We focus on textile fabrics, specialty yarns, apparel, packaging materials, leather products, the paper industry, and semiconductor packaging chemicals. We are dedicated to developing innovative products and co‑creating new specialty items with our customers, providing comprehensive technical services and integrated solutions.

Headquartered in the Shanghai Songjiang Industrial Zone Science and Technology Park, with our organic synthesis factory in Jiaxing, Zhejiang, and branch offices in multiple regions, we have built a strong R&D team through close collaboration with leading universities both domestically and internationally. After nearly a decade of sustained R&D, we have achieved major breakthroughs in home textiles, high‑end apparel fabrics, raising and sanding special products, and high‑grade microencapsulated coating materials, holding a number of core patents. By integrating functional material technologies with traditional industries such as textiles and leather, we create new functionality and value for our products, developing unique "first‑launch" products that contribute to broader national and industrial progress.

We value knowledge, talent, and intellectual property protection. With a clear roadmap, we aim to be certified as a National High‑Tech Enterprise within three years to strengthen our innovation capacity and market competitiveness. Guided by the principles of safety, environmental protection, ecology, and health, we are actively seeking to join ZDHC (Zero Discharge of Hazardous Chemicals) and are committed to making ongoing contributions to ecological protection. Through continuous innovation and product upgrades, we will develop more first‑launch products, deliver higher‑quality offerings to global customers, and jointly promote sustainable development across the industries we serve.

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