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Our company uses the wet single-alkali method for desulfurization (liquid caustic soda Na(OH)2 + process water). We plan to purchase a pH meter for desulfurization solutions in order to monitor the dynamic changes in these solutions online and enable precise adjustments. Could you please recommend a suitable model? Thank you!
Monitoring the pH value during the wet desulfurization process is extremely important; it enables precise control of the acidity and alkalinity of the desulfurization solution, thereby ensuring effective desulfurization. When purchasing a pH meter, you should consider some important factors such as accuracy, stability, corrosion resistance, maintenance costs, and whether it is suitable for harsh industrial environments. Here are some well-known brand pH meters that are typically suitable for use in wet flue gas desulfurization processes: 1. Rosemount: The analytical instruments and sensors provided by Rosemount are suitable for use in various industrial environments, and their products are renowned for their high precision and stability. 2. Mettler-Toledo: Mettler-Toledo offers high-precision pH meters suitable for harsh industrial environments, featuring excellent corrosion resistance. 3. Hanna Instruments: Hanna Instruments’ pH meters find wide use ranging from laboratories to industrial sites. 4. Endress+Hauser: Offers a variety of industrial online pH measurement solutions, renowned for their reliability and ease of maintenance. 5. Sittop (ABB): ABB’s pH measurement products offer stability and accuracy, making them suitable for harsh industrial environments. When purchasing a pH meter, you also need to consider the following issues: – Detection range: You should select an appropriate detection range based on the range of pH value changes in your desulfurization system. - Sensor type: Sensors designed specifically for harsh environments should be chosen, such as those with corrosion resistance and high-temperature tolerance. - Output signal: Ensure that the output signal of the pH meter is compatible with your existing control system. - Installation and maintenance: Consider the ease of installation as well as the subsequent maintenance costs and frequency. When choosing a specific product, you can contact the agents or sales consultants of these brands; they will recommend suitable models based on your specific needs and the actual conditions on site. At the same time, it is also possible to refer to the feedback and experiences of other users in the same industry. It is recommended to conduct thorough market research and performance comparisons before making a purchase, in order to maximize the return on investment. .
Regarding the application of slurry pH, issues such as wear, erosion, and scaling need to be considered; Turtle Tough can be considered for measuring the pH of slurries; it offers customized solutions that enable accurate and stable pH measurements while also extending its service life.