This article systematically analyzes the core physical and chemical indicators in wastewater and sewage monitoring, and deeply explores the logical relationships between parameters such as BOD, COD, TOC and heavy metals. Combined with NiuBoL intelligent water quality monitoring technology, it provides precise online monitoring solutions for industrial wastewater, medical sewage and domestic sewage···

This article deeply explores industrial wastewater detection standards, key monitoring indicators and their applications in modern industrial environmental protection. As a water quality sensor solution provider, NiuBoL is committed to providing high-precision water quality analysis instruments and automated monitoring solutions for papermaking, electroplating, chemical and other industries to hel···

This article analyzes the core bottlenecks of physical, chemical, biological, and physicochemical combined technologies in chemical wastewater treatment. It discusses the limitations of filtration, sedimentation, air flotation, chemical oxidation, coagulation sedimentation, micro-electrolysis, activated sludge, membrane separation and other technologies in engineering applications, providing solut···

This article provides an in-depth analysis of the top 10 core parameters that must be monitored in urban and industrial sewage treatment processes, including BOD5, COD, total nitrogen, total phosphorus, pH value, etc. It explores how to use NiuBoL intelligent sensor technology to optimize the operation efficiency of sewage treatment plants and ensure effluent quality meets environmental protection···

This article deeply analyzes the R&D background, technical advantages and applications of multi-parameter water quality analyzers in complex water environment monitoring. It discusses the influence of source factors and category factors on water quality detection accuracy, and combines NiuBoL intelligent water quality monitoring technology to provide professional and efficient solutions for bu···

This article systematically explores mainstream urban sewage treatment processes, covering activated sludge method, biofilm method and advanced oxidation technology. By comparing the technical characteristics of primary, secondary and tertiary treatment processes, and combining the real-time monitoring application of NiuBoL intelligent water quality analyzers, it provides intelligent and compliant···

This article deeply analyzes the core concepts of conductivity, measurement principles and its key role in industrial water quality monitoring. It discusses the influence of temperature, ion concentration and cell constant (K value) on measurement accuracy, and combines the technical advantages of NiuBoL intelligent conductivity sensors to provide precise electrolyte concentration monitoring solut···

This article systematically explains common measurement indicators of multi-parameter water quality analyzers, including COD, BOD, ammonia nitrogen, total phosphorus, total nitrogen, dissolved oxygen, pH, chromaticity, volatile phenol, chloride, oil in water, hexavalent chromium, total organic carbon, permanganate index, conductivity, suspended solids, etc. It analyzes the water quality significan···

Chemical Oxygen Demand (COD) is one of the core indicators for assessing the degree of organic pollution in water quality monitoring. It can quickly reflect the total amount of reducing substances (mainly organic matter) in water. It, together with BOD5, constitutes an important basis for judging the biodegradability of water samples and the effectiveness of wastewater treatment processes.

This article systematically introduces the definition of COD, determination principles, national emission standards, and how to achieve efficient and stable continuous detection through online monitoring technology. It focuses on recommending NiuBoL NBL-WQ-COD integrated online COD sensor, which adopts double wavelength ultraviolet absorption method, providing a reagent-free, fast-response reliabl···

COD (Chemical Oxygen Demand) and BOD (Biochemical Oxygen Demand) are core indicators for assessing organic pollution in water quality monitoring and wastewater treatment. COD reflects the total amount of chemically oxidizable organic matter and some inorganic reducing substances in water. BOD reflects the oxygen required by microorganisms to degrade organic matter.

Ammonia Nitrogen refers to the total nitrogen in water existing in the form of free ammonia (NH₃, non-ionic ammonia) and ammonium ions (NH₄⁺). It is one of the important parameters in water quality monitoring and wastewater treatment, directly related to eutrophication control, aquatic organism protection and wastewater treatment process optimization.

This article discusses the definition, properties, toxicity, sources and online monitoring solutions of ammonia nitrogen, with a focus on NiuBoL NBL-NHN-406 integrated online ammonium nitrogen sensor. The sensor adopts ion selective electrode method, combined with RS-485 Modbus RTU protocol and automatic temperature compensation, providing stable and reliable continuous monitoring data for complex···

Comprehensive summary of 12 production and industrial water quality testing execution standards. From GB8978 sewage discharge to GB1576 boiler water quality, in-depth analysis of NiuBoL digital water quality online monitoring system selection logic and technical parameters in different scenarios. Help system integrators and environmental contractors deploy full-scenario, multi-dimensional complian···

Detailed explanation of 9 core indicators for domestic wastewater monitoring, including COD, BOD, SS, ammonia nitrogen, total phosphorus, total bacteria, coliform, pH and phosphate. In-depth analysis of how NiuBoL digital water quality monitoring solution integrates via RS-485 bus to help system integrators achieve compliant discharge and automated control of domestic wastewater treatment.