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ALKALINE [3 records]

Record 1 2011-10-26

English

Subject field(s)
  • Food Industries
  • Analytical Chemistry
DEF

Describes the organoleptic attribute of pure substances or mixtures which produces [a complex sensation in the mouth produced by aqueous solutions of various substances].

OBS

alkaline: Term and definition standardized by ISO.

French

Domaine(s)
  • Industrie de l'alimentation
  • Chimie analytique
DEF

Qualifie la propriété organoleptique des corps purs ou mélanges dont la dégustation provoque [la sensation complexe produite dans la bouche par des solutions aqueuses de diverses substances].

OBS

alcalin : Terme et définition normalisés par l'ISO et par l'AFNOR.

Spanish

Campo(s) temático(s)
  • Industria alimentaria
  • Química analítica
Save record 1

Record 2 2009-11-17

English

Subject field(s)
  • Petrography
  • Geochemistry
DEF

Said of silicate minerals and rocks containing alkali metals (sodium, potassium, and more rarely, lithium, rubidium, and cesium) but little calcium.

OBS

alkaline; alkalic: terms used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Pétrographie
  • Géochimie
DEF

[Se dit de roches et de minéraux] possédant des ions Na et K [...]

CONT

Roches alcalines, roches éruptives dans lesquelles le rapport Na2O+K2O/AL2O3 est supérieur à 1.

CONT

[...] les granites, comme les syénites néphéliniques sont des roches alcalines.

OBS

alcalin : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

Campo(s) temático(s)
  • Petrografía
  • Geoquímica
Save record 2

Record 3 2003-09-17

English

Subject field(s)
  • Analytical Chemistry
DEF

A term used to describe a substance that is basic or has a pH higher than 7 on a pH meter ...

French

Domaine(s)
  • Chimie analytique
CONT

Si le pH est inférieur à 7 la solution est acide; s'il est supérieur à 7 elle est alcaline; s'il est égal à 7 elle est neutre.

Spanish

Campo(s) temático(s)
  • Química analítica
DEF

De reacción con pH superior a 7.

Save record 3

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