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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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22
2026.06
Residual Chlorine Monitoring: Methods, Selection & ERUN Professional Solutions
Discover high-precision portable residual chlorine testers and online residual chlorine sensors with CE, ISO 9001, and RoHS certifications. Learn about DPD colorimetric method, EPA/WHO standards, and industrial applications.
2026.06.22
18
2026.06
COD, Ammonia Nitrogen, pH and Dissolved Oxygen Testing: Why Multiparameter Water Quality Analyzers Are Becoming the Industry Standard
Learn how COD, Ammonia Nitrogen, pH, and Dissolved Oxygen testing helps improve water quality management. Discover the advantages of portable multiparameter water quality analyzers for wastewater, environmental monitoring, aquaculture, and industrial water testing. Featuring CE, ISO 9001, and RoHS compliant monitoring solutions.
2026.06.18
17
2026.06
Residual Chlorine Analyzer: Why Accurate Residual Chlorine Monitoring Matters for Water Safety
Learn how residual chlorine analyzers improve water safety and disinfection control. Explore residual chlorine monitoring applications, measurement methods, key selection factors, and online chlorine analyzer solutions for drinking water, industrial water, and swimming pools. Suitable for global water treatment professionals.
2026.06.17
16
2026.06
Copper Testing in Water: Why Accurate Copper Analysis Matters for Drinking Water, Industrial Processes, and Environmental Compliance
2026.06.16
15
2026.06
Zinc in Water Analysis: Why Accurate Zinc Testing Matters and How to Choose the Right Zinc Analyzer
Learn why zinc monitoring is essential for water quality management and industrial compliance. Discover key zinc analysis methods, applications, and how the ERUN-ST-ZN780 Zinc Water Analyzer provides accurate and reliable zinc concentration measurement for drinking water, surface water, and wastewater testing.
2026.06.15
12
2026.06
Portable Arsenic Analyzer: Fast and Accurate Arsenic Detection for Water Safety
Discover how portable arsenic analyzers provide fast and accurate arsenic detection for drinking water, groundwater, industrial wastewater, and environmental monitoring. Learn key selection criteria and explore the ERUN-SP5-F6 portable arsenic tester for reliable field analysis.
2026.06.12
11
2026.06
TOC Analyzer: Why Total Organic Carbon Monitoring Is Critical for Modern Water Quality Control
Learn how TOC analyzers improve water quality monitoring in pharmaceutical, industrial, environmental, and ultrapure water applications.
2026.06.11
10
2026.06
Sodium Ion Sensor for Industrial Water Quality Monitoring: Understanding the Critical Role of Sodium Measurement
Looking for a CE, RoHS & ISO 9001 certified sodium ion sensor? ERUN-M6C industrial sodium analyzer offers 0.1-23000ppm range, 0.001ppm resolution, RS485 & 4-20mA output.
2026.06.10
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