TERMIUM Plus®

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BAUME SCALE [1 record]

Record 1 2003-09-03

English

Subject field(s)
  • Scientific Measurements and Analyses
  • Chemistry
  • Petrochemistry
DEF

Either of two arbitrary hydrometer scales, one for liquids lighter than water and the other for liquids heavier than water, that indicate specific gravity in degrees, the intervals between the degree graduations being of equal length, readings on the scale being approximately reducible to specific gravities by the following formulas given by the U.S. Bureau of Standards ("n" in each case being the reading on the Baumé scale): (a) for liquids heavier than water, sp. gr. = 145 divided by (145-n) at 60°F; (b) for liquids lighter than water sp. gr. = 140 divided by (130+n) at 60°F.

OBS

[The] Baumé scale ... has been superseded to a considerable extent by the American Petroleum Institute scale ...

OBS

Baumé is abbreviated Bé.

OBS

Baumé: Also erroneously "Beaumé": the name of a French chemist, Antoine Baumé ..., the inventor, in 1768, of a hydrometer, of which the scale is uniformly graduated. Used in the possessive, also attributively and elliptically, to denote the scale introduced by him.

French

Domaine(s)
  • Mesures et analyse (Sciences)
  • Chimie
  • Chimie du pétrole
DEF

Échelle de mesure des densités des liquides; en 1921, aux USA, l'échelle Baumé fut remplacée, pour les hydrocarbures, par l'échelle API.

OBS

D'après le Grand Dictionnaire encyclopédique Larousse (LAROG), «Baumé» désigne l'aréomètre de Baumé.

Spanish

Campo(s) temático(s)
  • Medición y análisis (Ciencias)
  • Química
  • Petroquímica
DEF

Escala arbitraria de pesos específicos ideada por el químico francés Baumé (hacia 1800; pronunciado bomé) que indica la concentración de materiales en una solución.

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