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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
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25
2024.01
What is the purpose of industrial boiler water supply test?
In China's industrial boiler is widely used in chemical industry, food, brewing, heating, paper making, printing and dyeing, rubber and other industries. So, what is the purpose of these industrial boiler water supply testing?
2024.01.25
04
2026.01
What Causes Phosphates in Water? Key Sources, Risks, and Testing Methods
This article explains where phosphates come from, how they enter water systems, the risks they pose, and how modern testing solutions help identify and manage phosphate contamination more efficiently.
2026.01.04
04
2026.01
How to Check Phosphate in Boiler Water Testing Guide: Precise Methods and Modern Tools
In this guide, we explain what phosphate is, why it matters, common testing methods, and how modern portable instruments like the ERUN-SP7 multi-parameter water quality tester simplify phosphate monitoring.
2026.01.04
31
2025.12
What Is a Turbidimeter Used For? Applications and Modern Testing Solutions
In this article, we explain the purpose of a turbidimeter, its key applications, how it works, and why modern multi-parameter testers like ERUN-SP7 are increasingly preferred for turbidity measurement.
2025.12.31
31
2025.12
What Is Turbidity in Water? Meaning, Causes, and How to Measure It Accurately
In this article, we explain what turbidity in water is, what causes it, why it matters, and how to test turbidity accurately using professional water quality instruments.
2025.12.31
30
2025.12
What Is Free Chlorine and Total Chlorine? A Practical Guide to Water Testing
This guide explains what free chlorine and total chlorine are, how they differ, why both matter, and how modern multi-parameter water quality testers make chlorine monitoring easier and more reliable.
2025.12.30
30
2025.12
How to Test for Available Chlorine? Accurate Methods & Best Portable Tester
In this article, we explain what available chlorine is, review the most common testing methods, and introduce a reliable portable solution—the ERUN-SP7 portable multi-parameter water quality tester—for fast and accurate on-site chlorine measurement.
2025.12.30
29
2025.12
Why Is Residual Chlorine Important in Water Quality Monitoring?
In this article, we will explain why residual chlorine is important, how it affects water quality, where it needs to be monitored, and how advanced testing instruments like the ERUN-ST7 laboratory bench-top multi-parameter water quality analyzer help professionals achieve accurate and reliable results.
2025.12.29
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