• Nitrite Sensor
    YR-NO
    YuYan Agricultural Helper

    The nitrite is detected by differential pulse voltammetry. The linear detection range is 1-1000μM. Compared with the traditional ion electrode method and chemical ratio method, this method is suitable for low concentration nitrous detection.

  • Phosphate sensor

    YuYan Agricultural Helper

    Phosphate sensor...

  • Turbidity Sensor
    YR-ZD
    YuYan Agricultural Helper

    The turbidity sensor measures low turbidity using 90° scattered light, and the number of suspended particles corresponds to the intensity of the scattered light. With temperature and ambient light compensation. The sensor has a mechanical wiper to prevent contamination of the measurement port.

  • Chlorophyll Sensor
    YR-YLS
    雨研

    叶绿素传感器由是高精度微型浸入式传感器。采用荧光法对水中叶绿素a浓度进行测量,根据叶绿素a的光谱吸收特征,通过高能LED光源照射水体,激发水…

  • Cyanobacteria Sensor
    YR-LZ
    雨研

    The cyanobacterial sensor measures the phycocyanin and the derived phycocyanin (the cyanobacteria are the only algae that produce large amounts of phycocyanin and phycocyanin) under high-energy LED excitation…

  • COD Sensor
    YR-COD
    YuYan Agricultural Helper

    The 40 mm diameter sensor contains a sophisticated set of spectral analysis components to accurately analyze the organic contamination concentration of the water sample to be tested in the UV-visible band, such as COD/BOD/TOC/DOC/SAC (254 nm).

  • Residual Chlorine Sensor
    YR-YL
    YuYan Agricultural Helper

    The residual chlorine sensor can measure residual chlorine, chlorine dioxide and ozone, and has a constant potential, a three-electrode, a double platinum ring, and an automatic cleaning function. It is suitable for online monitoring of water supply pipe network, swimming pool, circulating water residual chlorine, total chlorine, chlorine dioxide and ozone.

  • Ion Sensor

    YuYan Agricultural Helper

    Ion sensor...