Not known Factual Statements About chemical oxygen demand test
Inside the existence of sulfuric acid, silver sulphate, and mercury sulphate, potassium dichromate oxidises the organic and natural make any difference contained inside the h2o sample to supply carbon dioxide (CO2) and water (H2O). The amount of potassium dichromate utilised is determined by evaluating the volumes of ferrous ammonium sulphate consu