Shanghai Boqu Environmental Technology Co., Ltd, based in China, lists Portable Ec Meter, Portable Ph Meter, and Dos-1703 Portable Dissolved Oxygen Meter on Global Trade Plaza. The company, established in 2007, offers these electronic meters for laboratory and industrial applications including conductivity, pH, and dissolved oxygen measurement. These products are used in sectors such as petrochemical, bio-medicine, sewage treatment, environmental monitoring, mining, smelting, junior college institutions, research institutes, and power plants. Specific models include DDS-1702 for conductivity, PHS-1701 for pH and temperature, and DOS-1703 for dissolved oxygen with dual measurement outputs. Buyers can send an enquiry through Global Trade Plaza.