ultraviolet indicator

ultraviolet indicator
индикатор ультрафиолетового излучения

Англо-русский словарь технических терминов. 2005.

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  • Specific Ultraviolet Absorption — (SUVA) at 254 nanometers (nm), an indicator of the humic (Natural organic matter NOM) content of water. It is a calculated parameter obtained by dividing a sample s ultraviolet absorption at a wavelength of 254 nm (UV 254) (in m =1) by its… …   Wikipedia

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  • cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …   Universalium

  • photography, technology of — Introduction       equipment, techniques, and processes used in the production of photographs.  The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …   Universalium

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  • test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary

  • Umbelliferone — Chembox new Name = Umbelliferone IUPACName = 7 hydroxycoumarin ImageFile = Umbelliferone structure.png ImageName = Chemical structure of umbelliferone Section1 = Chembox Identifiers CASNo = 93 35 6 SMILES = O=C1OC2=C (C=CC(O)=C2)C=C1 Section2 =… …   Wikipedia

  • radiation measurement — ▪ technology Introduction       technique for detecting the intensity and characteristics of ionizing radiation, such as alpha, beta, and gamma rays or neutrons, for the purpose of measurement.       The term ionizing radiation refers to those… …   Universalium


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