TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

POTASSIUM DETERMINATION [4 records]

Record 1 2011-09-14

English

Subject field(s)
  • Medical Instruments and Devices
  • Blood
  • Bioengineering
OBS

Term(s) taken from a Canadian laboratory-equipment company’s catalogue.

French

Domaine(s)
  • Instruments et appareillages médicaux
  • Sang
  • Technique biologique
OBS

Terme(s) tiré(s) du catalogue d'une compagnie canadienne d'équipement de laboratoire.

Spanish

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Record 2 2010-06-14

English

Subject field(s)
  • Bioengineering
CONT

These isotopes(Carbon-13 and Nitrogen-15) are used as a metabolic tracers(including breath tests), or for labeling large molecules for NMR 3D structure determination. 13C is available in the form of CO2, sold in cylinders. 15N is available as potassium nitrate or ammonium chloride.

French

Domaine(s)
  • Technique biologique
CONT

Vers la fin des années quatre-vingt le principe de la RMN à deux dimensions a été étendu à trois dimensions, où une double réaction de transfert (A vers B vers C) [...] La RMN à trois dimensions est intrinsèquement liée à l'étude de protéines, de plus de 150 acides aminés, doublement marquées en N (exposant 15) et C (exposant 13).

OBS

Terme et exemple tirés du Technoscope.

Spanish

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Record 3 1996-03-08

English

Subject field(s)
  • Analytical Chemistry
CONT

Redox potential detector. For the determination of volatile aliphatic mercaptans in gas chromatographic effluents, Sunner, Karrman, and Sunden used a potentiometric method based on passing the effluent into a solution prepared from 0. 2 ml. of 0. 025M alcoholic iodine and 0. 4 ml. of 0. 05M aqueous potassium iodide made up to 50 ml. with 70% ethanol.

French

Domaine(s)
  • Chimie analytique

Spanish

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Record 4 1986-05-22

English

Subject field(s)
  • Environmental Studies and Analyses
  • Water Treatment (Water Supply)
DEF

The determination of residual chlorine in water or wastewater by addition of potassium iodide and titration of the liberated iodine with a standard solution of sodium thiosulfate, with starch solution as a colorimetric indicator.

French

Domaine(s)
  • Études et analyses environnementales
  • Traitement des eaux
DEF

Détermination du chlore résiduel d'une eau par l'addition d'iodure de potassium (KI) et par le titrage de l'iode libéré, à l'aide d'une solution normale de thiosulfate de sodium (Na2S2O3), en utilisant une solution d'amidon comme indicateur colorimétrique.

Spanish

Save record 4

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