Benchtop Meter Portable Meter Titrator KF Titrator COD Analyzer Turbidity Meter Electrodes&Reagent More>

PH600L pH Meter

Professional-Moldable

PH500T pH Meter

Professional-Smart

PH400F pH Meter

Accurate-Smart

PH300F pH Meter

Accurate-Smart

PH510T pH Meter / Portable pH Meter

Professional-Smart,Portable pH meter

PH310T pH Meter / Portable pH Meter

Accurate-Smart,Portable pH meter

PH310F pH Meter / Portable pH Meter

Accurate-Powerful,Portable pH meter

PH210E pH Meter / Portable pH Meter

Reliable-Durable,Portable pH meter

Ti-50 Automatic Potential Titrator / Automatic Titrator

Automatic Titrator. Support DET, MET, SET and MAT

Ti-40 Automatic Potential Titrator / Automatic Titrator

Automatic Titrator. Support DET, MET, SET and MAT

Ti-20 Potential Titrator

Support SET and MAT

KFT-20V Karl Fischer Coulometer

Coulometric Karl Fischer Titration

KFT-40C Karl Fischer Titrator

Volumetric Karl Fischer Titration

KFT-40VC Karl Fischer Titrator

Volumetric Karl Fischer Titration Coulometric Karl Fischer Titration

Benchtop Meter Portable Meter Titrator KF Titrator COD Analyzer Turbidity Meter Electrodes&Reagent More>

PH600L pH Meter

Professional-Moldable

PH500T pH Meter

Professional-Smart

PH400F pH Meter

Accurate-Smart

PH300F pH Meter

Accurate-Smart

PH510T pH Meter / Portable pH Meter

Professional-Smart,Portable pH meter

PH310T pH Meter / Portable pH Meter

Accurate-Smart,Portable pH meter

PH310F pH Meter / Portable pH Meter

Accurate-Powerful,Portable pH meter

PH210E pH Meter / Portable pH Meter

Reliable-Durable,Portable pH meter

Ti-50 Automatic Potential Titrator / Automatic Titrator

Automatic Titrator. Support DET, MET, SET and MAT

Ti-40 Automatic Potential Titrator / Automatic Titrator

Automatic Titrator. Support DET, MET, SET and MAT

Ti-20 Potential Titrator

Support SET and MAT

KFT-20V Karl Fischer Coulometer

Coulometric Karl Fischer Titration

KFT-40C Karl Fischer Titrator

Volumetric Karl Fischer Titration

KFT-40VC Karl Fischer Titrator

Volumetric Karl Fischer Titration Coulometric Karl Fischer Titration

Downloads

REX Product Catalog

The catalog contains useful imformation about various models of products on sale.

pH/Ion Meter

The Quick Operation Guides could help users to do quick  measurement.

2026

02-05

The Application Value of ORP Electrodes in Wastewater Treatment Systems

ORP electrodes, as important online monitoring sensors, are widely used in various wastewater treatment processes, providing reliable data support for process control and operational management.

2026

01-29

Reliability Performance of COD Analyzers under Long-Term Operating Conditions

The stable performance exhibited by COD Analyzers under long-term operating conditions is a vital foundation for their widespread application.

2026

01-22

Adaptability of COD Analyzer in High-Concentration Wastewater Detection

The COD Analyzer is optimized for high-range detection needs, maintaining stable testing performance over a wide concentration range.

About REX

REX is a high-techenterprise integrating R&D production, sales, application, and service.

The largest domestic electrochemical water quality analysis instrument and electrochemical sensor development and production base.