Continuous measurement of nitrate and pH in water without the need for reagents!
It is possible to continuously measure nitrate and pH without using reagents. 【Measurement Method】 - Ion-selective electrode method Continuous measurement of nitrate using an ion-selective electrode is performed with a specific membrane that selectively allows the passage of nitrate. The membrane generates electrolysis between the water around the electrode and the internal filling solution. This amount of electricity is measured as voltage, which changes the concentration in the surrounding water. Compared to conventional colorimetric methods, it has many advantages such as faster response time, higher accuracy, simplicity, and no need for reagents. 【Features】 ■ Continuous and real-time measurement of nitrate without reagents ■ All-in-one compact housing with built-in transmitter and sensor ■ Equipped with an automatic wiper to keep the optical window clean and maintain stable measurements ■ Equipped with RS485 digital communication ■ Low power consumption design, ideal for outdoor and long-term operation
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basic information
●Nitric Acid ◇Measurement Range ■0.1~100/1~1,000 mg/L (NO₃-N) ■0.5~450/5~4,500 mg/L (NO₃⁻) ◇Accuracy ■±5% (measured value) or ±0.5 mg/L (NO₃-N) ●pH ◇Measurement Range ■0~14 pH ◇Accuracy ±0.1 pH
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Applications/Examples of results
■Drinking water ■Water treatment ■Wastewater treatment ■Aquaculture
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Sunny Trading has consistently specialized in the import and sales of automatic control and labor-saving equipment since its establishment in 1961, actively introducing the latest high-performance machinery and equipment from Europe and the United States to the domestic market. The components for production machinery that we handle are widely adopted in industries such as machinery, electrical, and chemical, and we take pride in our extensive delivery track record to national government agencies, universities, research institutions, and the aerospace industry. The delivered parts are incorporated into machines to complete large production facilities, but confirming the compatibility of the products is essential for this process. We always strive to provide appropriate products by investing technical know-how and time for specification confirmation between overseas manufacturers and our customers. Additionally, we take responsibility for follow-up services, including on-site inspections of delivered products and maintenance. Unlike general trading companies that simply import and sell goods, we pride ourselves on being a trading company with engineering capabilities. Products are commercialized as machines by manufacturers, and they are actively utilized in core industries such as semiconductors, steel, shipbuilding, aerospace, packaging, logistics, and chemicals.





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