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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
15
2026.07
Drinking Water Multi‑Parameter Tester: The Complete Solution for pH, Turbidity, Conductivity & Residual Chlorine Detection
Looking for a reliable drinking water multi‑parameter tester? Our CE, ISO 9001 & RoHS certified instrument measures pH, turbidity, conductivity & residual chlorine simultaneously. Backed by global market data and WHO standards. Get accurate results in minutes.
2026.07.15
14
2026.07
Portable Turbidity Meter CE RoHS ISO 9001 Certified – ERUN Handheld Turbidimeter for Accurate Field Water Quality Testing
Looking for a CE, RoHS & ISO 9001 certified portable turbidity meter? ERUN's handheld turbidimeter delivers ±1% accuracy, 0–1000 NTU range, IP67/ IP68 protection. Ideal for wastewater, drinking water & industrial testing. Learn more.
2026.07.14
13
2026.07
Portable Multi-Parameter Water Quality Analyzer: One Device for pH, Turbidity, Conductivity, Ammonia Nitrogen & COD
Measure pH, turbidity, conductivity, ammonia nitrogen, COD on-site with one portable device. CE, ISO 9001 & RoHS certified. ERUN-SP6-4 delivers lab-grade accuracy in field conditions. Learn more.
2026.07.13
10
2026.07
Online Sodium Ion Analyzer – CE, ISO 9001 & RoHS Certified for Industrial Water Monitoring
ERUN M6C online sodium ion analyzer – range 0.1–23,000 ppm, ±5% FS accuracy, RS485 output, IP68. Certified CE, ISO 9001 & RoHS. Ideal for boiler water, drinking water, and wastewater. Request a quote today.
2026.07.10
09
2026.07
Dissolved Oxygen Meter for Aquaculture: CE, ISO 9001 & RoHS Certified Portable DO Tester
CE, ISO 9001 & RoHS certified dissolved oxygen meter for aquaculture. Portable DO tester with ±0.02mg/L accuracy, 100,000 data storage, and one-hand operation. Trusted by fish farms worldwide.
2026.07.09
08
2026.07
ERUN-SZ4-A-B7B Online pH Analyzer: CE, RoHS & ISO 9001 Certified Digital pH Sensor for Industrial Water Treatment
CE, RoHS & ISO 9001 certified ERUN-SZ4-A-B7B online pH analyzer with RS485 Modbus, 4-20mA output, temperature compensation & IP68 rating. Reliable digital pH sensor for industrial wastewater & water treatment. Get a quote today.
2026.07.08
07
2026.07
Portable Multi-Parameter Water Quality Analyzer pH/ORP/DO/EC – CE, RoHS, ISO 9001 Certified | ERUN-SP4
Looking for a portable multi-parameter water quality analyzer for pH, ORP, DO, and EC? ERUN-SP4 is CE, RoHS, and ISO 9001 certified. Portable, rugged, and trusted worldwide.
2026.07.07
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