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    Online automatic

    analysis system

    Online automatic analysis



      pH meter / conductivity meter/ dissolved

    oxygen meter/ ion meter/Multi-parameter analyzer



    Company profile



    In 1953, China’s first pH meter and the first glass electrode came into the world in “Rex”. As a result, there were analytic instruments in China. Now, the “Rex”, located in Shanghai Anting Automobile City, is the largest research and development base of electrochemical analytical instruments, 'Rex' is the brand of Shanghai INESA Scientific INstrument Co.,Ltd.

    Shanghai INESA Scientific Instrument Co., Ltd. is one of the leading scientific instrument manufacturing groups with the main products: analytical instruments, balance equipment, electrochemical devices, physical optical instruments and integration, and environmental monitoring system.


    "Lei magnetic" turbidity meter in the 45th World Skills Competition national trials of water treatment technology projects show
    In order to fully prepare for the 45th World Skills Competition, the 45th World Skills Competition national selection competition in the Shanghai Division, the National Convention and Exhibition Cente
    The new standard and new method - "Lei magnetic" assists GB/T176-2017 "Chemical analysis method of cement" standard publicity
    The GB/T176-2017 "Chemical Analysis Method for Cement" standard was issued on December 29, 2017 and will be formally implemented on November 1, 2018. "Lei magnetic" actively develops special equipment