TERMIUM Plus®

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

AGENT COAGULATION [1 record]

Record 1 2016-03-07

English

Subject field(s)
  • Chemical Engineering
  • Water Treatment (Water Supply)
  • Wastewater Treatment
DEF

A substance that induces coagulation.

CONT

Coagulants are used in precipitating solids or semisolids from solution, as ... impurities from water.

CONT

Among the more commonly used coagulants are aluminium sulphate, ferrous sulphate together with calcium hydroxide, and sodium aluminate.

French

Domaine(s)
  • Génie chimique
  • Traitement des eaux
  • Traitement des eaux usées
DEF

Agent de coagulation.

CONT

En épuration des eaux, les coagulants classiques sont des électrolytes de charge positive opposée à celle de la particule colloïdale et qui, par neutralisation électrique provoqueront la coalescence. Les coagulants les plus utilisés sont des sels de fer et d'aluminium [...]

Spanish

Campo(s) temático(s)
  • Ingenieria química
  • Tratamiento del agua
  • Tratamiento de aguas residuales
DEF

Agente químico que provoca la formación de agregados compactos.

CONT

En la coagulación del agua y agua residual, la eficacia de un coagulante químico se determina corrientemente por medio de un ensayo discontinuo o "jar test", en el cual se varía la dosificación de coagulante y se mide la turbidez residual después de unos períodos apropiados de agitación suave y sedimentación.

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