Parece que vem de United States, mas o site atual que selecionou visitar é Portugal. Pretende alterar os sites?
Tao Su from Xylem Japan and Udit Kumar from Xylem India break down Chemical Oxygen Demand (COD) and why it is an important measurement of water and wastewater quality, as well as introduce the sensors we developed to most effectively monitor COD.
Download the presentation materials:
Online Wastewater Monitoring of COD/BOD with Spectral Sensors
Point and Non-Point Pollution Monitoring