China High Efficient Water Decoloring Agent (WDA) from China Suppliers - Advanced Flocculation & COD Reduction Factory Supplier, Factory

This cationic polymer is specifically formulated for the effective treatment of colored wastewater, making it an essential integrated water treatment agent. With multiple functions including decolorization, flocculation, sedimentation, and COD reduction, it meets the diverse needs of wastewater management. As a leading supplier and factory in China, we are committed to providing high-quality solutions for your water treatment challenges. Choose our advanced cationic polymer for reliable and efficient results in wastewater treatment

Product Description

Core Features
  • Multi-mechanism synergy: Integrating adsorption bridging, flocculation (cationic polymer bridging), and oxidation (trace oxidant decomposing pigments) into one, it achieves a decolorization rate of ≥95% (COD removal rate ≥40%) for refractory pigments such as reactive dyes (e.g., reactive red, reactive blue), direct dyes (e.g., direct yellow, direct black), and sulfur dyes.
Water decoloring agent (2)
  • Broad pH Adaptability: Stable effectiveness at pH 3-11 (optimal pH 6-9), resistant to high salt (salinity ≤5%), and high temperature (no performance degradation below 60°C), suitable for over 90% of industrial wastewater scenarios such as printing and dyeing (high chroma), papermaking (black liquor), electroplating (chromium/copper-containing wastewater), chemical industry (phenol/aniline-containing wastewater), etc.
  • Quick Results: Large flocs form within 3 minutes after dosing, with a fast settling speed.
Water decoloring agent (3)
Technical Specifications
Parameter Index
Appearance Colorless transparent liquid
pH (10g/L aqueous solution) 3 ~ 5
Ionicity Cationic
Solid content >50%
Viscosity (20°C) 50 - 250 mPa·s (20°C)
Relative Density (25°C) 1.2 - 1.3
Application Area
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1. Wastewater Treatment in the Dye Industry Primarily addressing the decolorization needs of colored wastewater from dye production enterprises, it can be adapted to various types of dye wastewater, including reactive dyes, acid dyes, disperse dyes, etc.; especially in the treatment of disperse dye wastewater, its decolorization performance is more prominent.
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2. Textile Dyeing and Related Industrial Wastewater Suitable for purifying mixed wastewater generated during textile dyeing and processing, and can also be extended to industrial wastewater treatment scenarios in areas such as pigment preparation, ink production, and the paper industry.
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3. Auxiliary Treatment of High-Suspended Solids Wastewater For wastewater systems with relatively high suspended solids content, this product can achieve significant sedimentation through flocculation, thereby assisting in reducing the content of solid impurities in the wastewater.
Packaging and Storage
  • Liquid Type: 200L Plastic Drum / 1000L IBC Tote
  • Storage Conditions: Keep in a cool and well-ventilated place, away from direct sunlight.
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Frequently Asked Questions
Q1 What types of dyes can the water decoloring agent effectively treat?
The water decoloring agent is effective against a wide range of refractory pigments, including reactive dyes (e.g., reactive red, reactive blue), direct dyes (e.g., direct yellow, direct black), sulfur dyes, acid dyes, and disperse dyes. It achieves a decolorization rate of ≥95% for these dye types, making it suitable for most industrial dyeing wastewater scenarios.
Q2 What is the recommended pH range for using this decoloring agent?
The product maintains stable effectiveness across a broad pH range of 3-11, with optimal performance achieved at pH 6-9. This wide adaptability makes it compatible with over 90% of industrial wastewater treatment scenarios without requiring significant pH pre-adjustment.
Q3 How quickly does the decoloring agent work after dosing?
The decoloring agent acts rapidly — large flocs begin to form within just 3 minutes after dosing. The fast floc formation leads to quick sedimentation, significantly reducing treatment cycle times and improving overall wastewater processing efficiency.
Q4 Is this product suitable for high-salinity or high-temperature wastewater?
Yes. The water decoloring agent is specifically formulated to resist challenging conditions. It performs reliably in high-salinity environments (salinity ≤5%) and maintains full effectiveness at elevated temperatures up to 60°C, with no performance degradation observed below that threshold.
Q5 What industries can benefit from using this water decoloring agent?
This product is applicable across a broad range of industries, including textile dyeing and finishing, dye and pigment manufacturing, ink production, papermaking (black liquor treatment), electroplating (chromium/copper-containing wastewater), and chemical processing (phenol/aniline-containing wastewater). It is also effective for wastewater with high suspended solids content.
Q6 What are the available packaging options and storage requirements?
The liquid decoloring agent is available in 200L plastic drums and 1000L IBC totes to accommodate different usage scales. For storage, it should be kept in a cool, well-ventilated area away from direct sunlight to preserve product stability and shelf life.

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