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Products
Portable water quality tester
Laboratory benchtop water quality analyzer
On-line water quality monitoring equipment
Reagent consumables
Application
Boiler water
Recirculating cooling water
Drinking water/tap water
Secondary drinking water supply plant
Farmland irrigation water
Sewage/waste water
Surface water(Rivers and Lakes, etc.)
Aquaculture water
pool water
News&Case
Company News
Industry information
Case
Services
After-sale
FAQ
Data download
About
Company Profile
Qualification Patents
History
Cooperative Clients
Contact
Contact
Message
+86 18166600151
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06
2025.11
How to Control Alkalinity in Boiler Water: A Complete Guide
In this article, you’ll learn how to control alkalinity in boiler water, what causes imbalance, and how the Erun ERUN-SP9 Portable Multi-Parameter Water Quality Tester can help you maintain ideal water conditions through accurate real-time monitoring.
2025.11.06
05
2025.11
How to Reduce Boiler Water Hardness Quickly？Keep Your Boiler Efficient
In this guide, we’ll explain how to reduce boiler water hardness, explore the best treatment methods, and show how the Erun portable multi-Parameter water quality tester SP9 helps you monitor water quality easily and accurately.
2025.11.05
31
2025.10
Water Quality Testing in Thermal Power Plants: A Complete Guide to Key Parameters per National Standards & Online Instruments
Wondering about the key parameters and online instruments for water quality testing in thermal power plants?
2025.10.31
30
2025.10
Which Water Qualities Require Silica Testing and Which Industries Benefit from Silica Analyzers?
A detailed guide on silica testing standards (trace vs. bulk), industry applications, and recommended analyzers for precision water quality management.
2025.10.30
29
2025.10
Complete Guide to Water Quality Monitoring Indicators and Suitable Instruments for Residential Secondary Water Supply Networks: GB Standard Analysis & Practical Cases
Monitoring water quality in residential secondary water supply networks requires focusing on key indicators like turbidity and residual chlorine. Suitable instruments, such as online monitoring systems, can safeguard water quality in real-time.
2025.10.29
28
2025.10
How to Meet Standards for Thermal Network Drainage Quality Returned to the Deaerator?
This article provides a detailed analysis of the key quality indicators for thermal network drainage returned to the deaerator.
2025.10.28
27
2025.10
A Complete Guide to Circulating Cooling Water Quality Testing Parameters & Instrument Selection
Learn about the key testing parameters for circulating cooling water quality (according to Chinese National Standard GB/T 50050) and the suitable professional testing instruments.
2025.10.27
24
2025.10
Complete Analysis of Water Quality Testing Indicators for Heat Source Plant Heating Boilers: National Standard Guide and Instrument Recommendations
Water quality testing indicators for heat source plant heating boilers include pH value, hardness, dissolved oxygen, etc.
2025.10.24
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