Waters and effluents quality tester for COD, BOD, TSS, TOC, NO3,control and measurement in urban effluents, waste waters treatment plants outlets and natural waters. Multiparameters measurements: Organic matter (COD, BOD, TOC, TSS) specific compounds (NO3, Detergents) Able to trace chemical pollutants Fast reading, in less than 1 minute, for all types of waters Best value for money: easy-to-use, water-resistant, robust and consumable free Field autonomy, results memorization, data traceability