chemical oxygen demand
(COD)
The amount of chemical oxidation required to convert organic matter in water and wastewater to CO2.

Microbiology. . 2009.

Look at other dictionaries:

  • Chemical oxygen demand — In environmental chemistry, the chemical oxygen demand (COD) test is commonly used to indirectly measure the amount of organic compounds in water. Most applications of COD determine the amount of organic pollutants found in surface water (e.g.… …   Wikipedia

  • chemical oxygen demand — cheminis deguonies suvartojimas statusas T sritis ekologija ir aplinkotyra apibrėžtis Masinė deguonies koncentracija, lygiavertė bichromato kiekiui, kurį suvartoja ištirpusios ir skendinčios medžiagos, apdorojant vandens mėginį šiuo oksidatoriumi …   Ekologijos terminų aiškinamasis žodynas

  • Chemical Oxygen Demand — (COD)   a measurement of the organic content of waste material related to the amount of oxygen required for it to be stabilized …   Geography glossary

  • chemical oxygen demand —    (COD)    The measure of readily available oxidizable material contained in a water sample [16] …   Lexicon of Cave and Karst Terminology

  • Biochemical oxygen demand — or Biological Oxygen Demand (BOD) is a chemical procedure for determining how fast biological organisms use up oxygen in a body of water. It is used in water quality management and assessment, ecology and environmental science. BOD is not an… …   Wikipedia

  • Oxygen — This article is about the chemical element and its most stable form, O2 or dioxygen. For other forms of this element, see Allotropes of oxygen. For other uses, see Oxygen (disambiguation). nitrogen ← oxygen → fluorine ↑ O ↓ …   Wikipedia

  • Oxygen sensor — Contents 1 Automotive applications 1.1 Function of a lambda probe 1.2 The probe …   Wikipedia

  • Oxygen concentrator — A home oxygen concentrator in situ in an emphysema patient s house. The model shown is the DeVILBISS LT 4000 …   Wikipedia

  • chemical industry — Introduction       complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives.       Although the chemical industry may be described simply as the industry that uses chemistry and… …   Universalium

  • chemical compound — Introduction  any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element).       All the matter in the universe is composed of the atoms of more than 100 different chemical elements …   Universalium

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”