biological oxygen demand (5 day test)

biological oxygen demand (5 day test)
Глоссарий компании Сахалин Энерджи: биохимическое потребление кислорода за 5 суток (BOD5; БПК-5)

Универсальный англо-русский словарь. . 2011.

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  • 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

  • Winkler test for dissolved oxygen — The Winkler test is used to determine the level of dissolved oxygen in water samples. This metric is then used to estimate the biological activity in the water sample. An excess of Manganese(II) salt, iodide (I ) and hydroxide (OH ) ions are… …   Wikipedia

  • List of environmental topics (B) — This is a list of environmental topics. They relate to the effect of human activity on the environment.*B Reactor ( plutonium production reactor ) (in Washington state in the US) *Bachelor of Environmental Studies *Baku Tbilisi Ceyhan pipeline… …   Wikipedia

  • Total organic carbon — (TOC) is the amount of carbon bound in an organic compound and is often used as a non specific indicator of water quality or cleanliness of pharmaceutical manufacturing equipment. A typical analysis for TOC measures both the total carbon present… …   Wikipedia

  • Defoamer — Dosage of defoamer A defoamer or an anti foaming agent is a chemical additive that reduces and hinders the formation of foam in industrial process liquids. The terms anti foam agent and defoamer are often used interchangeably. A defoamer is… …   Wikipedia

  • environmental works — ▪ civil engineering Introduction       infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …   Universalium

  • Wastewater — For the lake in Northwestern England, see Wastwater. Public infrastructure …   Wikipedia

  • Freshwater environmental quality parameters — are the natural and man made chemical, biological and microbiological characteristics of rivers, lakes and ground waters, the ways they are measured and the ways that they change. The values or concentrations attributed to such parameters can be… …   Wikipedia

  • Water quality — A rosette sampler is used to collect samples in deep water, such as the Great Lakes or oceans, for water quality testing. Water quality is the physical, chemical and biological characteristics of water.[1] It is a measure of the condition of… …   Wikipedia

  • Hydrogen peroxide — IUPAC name …   Wikipedia


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