Portable equipment for the determination of Chemical Oxygen Demand (COD) in water by Winkler method which is composed of a Magnetic Stirrer, a Certification System.An optical Detection unit that allows to measure the concentration of Iodine, an ultraviolet light source.And a control unit; and a procedure for the automatic determination of cod using Portable equipment.

摘要

Portable equipment for determining Chemical Oxygen Demand in water formed by a Magnetic Stirrer and a Flask in a fixed position thanks to a Sliding ARM that moves vertically sobThe Guide Rod, a system of education which is a Piston Pump and a Cylinder to contain the volume dispensed,An optical Detection unit which can measure the concentration of iodine in the Flask, an ultraviolet light source.A Band Pass Filter that is an Operational Amplifier that operates on the signal from the Photodiode and a Control Unit composed of a controller and a Control Unit housed in the algorithm; procProcedure.