Reliable water quality analysis solutions by ERUN. Features the ST7 lab analyzer and SP7 portable kit with 100,000-record data storage and dual optical/electrode methods. Perfect for industrial wastewater, drinking water, and boiler water monitoring.

Portable multi-parameter water quality analyzers deliver fast, accurate on‑site testing for aquaculture, agriculture, and environmental monitoring in emerging markets.

Explore the pros and cons of portable water quality analyzers. Learn how the ERUN-SP9 mobile monitoring station provides lab-grade accuracy for field-based water testing.

Compare amperometric vs DPD chlorine sensors for drinking water, wastewater, and industrial applications.

This is a comprehensive guide to water quality conductivity sensors, covering core working principles, how to pick the ideal sensor for different scenarios, as well as professional maintenance methods to extend sensor lifespan.

Professional fluorescence dissolved oxygen sensor and pH electrode for water quality monitoring. RS485 Modbus, IP68, no calibration required. Ideal for wastewater and aquaculture.

Erun Environmental’s digital pH, ORP, and dissolved oxygen (DO) sensors offer long service life, high temperature/corrosion resistance, MODBUS/RS485 connectivity, and maintenance-free operation—ideal for aquaculture, wastewater, electroplating, and chemical industries.

This is a brief introduction to the low-drift online sodium analyzer for power plants. It highlights that accurate sodium ion monitoring is crucial for the safety and efficiency of power plant water-steam systems, while measurement drift is a common challenge causing unstable readings and potential operational risks. It also covers the key features of low-drift analyzers, core advantages of the ERUN-SZ3-M6 model, technical specifications, applications, and key selection criteria, emphasizing that low drift is the top priority for reliable operation.