61-73-4 | Methylene Blue

Chemical type

• Thiazine dye
• Organic pollutant model

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• Organic cationic dye

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Key properties

• Concentration used: 0.1 g/L in testing
• UV-vis absorption for quantification

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• Model textile pollutant with absorption at visible wavelengths
• Adsorbs on catalyst surfaces for degradation studies
• Degrades via oxidative species like holes (h⁺) and hydroxyl radicals (·OH)

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• Redox indicator, water-soluble
• Decomposes under UV irradiation on TiO₂-coated surfaces
• Used at 0.15% concentration for testing
• Photodegradation kinetics monitored visually and spectrally

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• Model dye to simulate industrial wastewater for testing membrane rejection (89.8% in modified membranes)
• Assesses selectivity and anti-fouling in ultrafiltration

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• Model compound for evaluating photocatalytic performance
• Testing dye degradation efficiency under light irradiation

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• Model dye for photocatalytic activity testing in water
• Simulant for petroleum product mineralization

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Classification by use

• Model pollutants in separation studies
• Dyes for wastewater treatment evaluation

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• Model pollutants in photocatalysis research
• Organic dyes for environmental remediation studies

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• Model dyes for photocatalysis evaluation
• Water-soluble pollutants

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A trustworthy factory and manufacturer

Demei Chemical Technology Co., Ltd. is a modern high-tech enterprise integrating R&D, production, and sales. The company's founder, Dr. Arron, born in April 1975, graduated from the School of Mechanical Engineering at Yanshan University and has been engaged in research in the fields of mechanical engineering and chemical synthesis for many years. The company's products focus on the chemical industry, primarily dealing in chemical raw materials and chemical production machinery and equipment. With its strong technical capabilities, advanced production equipment, and strict quality management system, the company has earned the trust of customers worldwide.

1. [Cite:1] Laponite nanosheets modified polyethersulfone membranes with enhanced high-pressure resistance for stable separation, Advanced Membranes, Volume 7, June 2026, 100206
2. [Cite:2] Phosphomolybdic acid-induced synthesis of self-incorporated flexible Ni(OH)2 nanosheets with enhanced photoreactivity, RSC Adv., 2025,15, 32242-32247
3. [Cite:3] Study of Photocatalytic Properties of Titanium Dioxide in Various Media (Review), FirePhysChem, 23 January 2026