Chemical wastewater decolorizers are specialized agents designed to remove stubborn colorants from industrial effluents, addressing one of the most visible pollution indicators in water treatment systems. These decolor agents employ three primary mechanisms: oxidative degradation (using peroxides or ozone), adsorption (activated carbon/polymer resins), and coagulation-flocculation (polyaluminum chloride/organic polymers).
Advanced decolorizers for wastewater combine multiple technologies, such as nano-TiO₂ photocatalysts that break down azo dyes under UV light, achieving >90% decolorization within 30 minutes. Industrial-grade formulations often integrate pH-stable oxidants (e.g., sodium percarbonate) with cationic polymers to simultaneously remove dissolved and colloidal pigments. Key performance metrics include color removal efficiency (typically 85-99%), chemical oxygen demand (COD) reduction, and sludge production minimization.
In textile and dyeing industries, decolorizers are applied at tertiary treatment stages, with dosage calibrated to influent ADMI color values (often 500-2000 units). Smart dosing systems now utilize spectrophotometric feedback to maintain effluent transparency (<50 ADMI). Emerging solutions feature bio-enzymatic decolorizers that degrade chromophores without secondary pollution, reducing operating costs by 30% compared to conventional methods.
As a professional chemicals manufacturer in the water treatment Industry, Sanmei have helped more than 5,000 plants with process solutions and helped them improve production efficiency, reduce costs, and optimize profit plans. Our main goal is to assist you in optimizing production efficiency and profitability in a sustainable way. Welcome to consult us and get a free wastewater treatment solution by filling in the form below or email to sales@san-mei.com.
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