Passt nicht? Macht nichts! Bei uns ist die Rückgabe innerhalb von 30 Tagen möglich
Mit einem Geschenkgutschein können Sie nichts falsch machen. Der Beschenkte kann sich im Tausch gegen einen Geschenkgutschein etwas aus unserem Sortiment aussuchen.
30 Tage für die Rückgabe der Ware
The book contents provide the concise method to determine the water quality. Principally,there are two types of properties of water, physical and chemical. The physical parameters are pH, electrical conductivity (EC), total solid (TS), total dissolved solid (TDS), total suspended solid (TSS), odor, color, turbidity and temperature. The techniques to determine the physical parameters are described shortly. The chemical parameters that are alkalinity, hardness, chloride, residual chlorine, sulphate, dissolved oxygen (DO), biochemical oxygen demand (BOD), chemical oxygen demand (COD), nitrate, phosphorus,iron. The determination of chemical parameters by chemical and spectrochemical method are described briefly.Biological characteristics,particularly, total and fecal coliform bacteria determination process is mentioned.There is a table of standard value of permissible limit of different composition of standard water that is given by WHO.It will be concise method for reader about water.If there is any wrong information, I apprecite your feed back for future.
Hallo! Ich bin Libroamiko, dein Buchberater.
Wie kann ich dir helfen?