TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
CHLORE DISPONIBLE [4 records]
Record 1 - internal organization data 2015-10-08
Record 1, English
Record 1, Subject field(s)
- Water Treatment (Water Supply)
- Environmental Studies and Analyses
Record 1, Main entry term, English
- available chlorine
1, record 1, English, available%20chlorine
correct, standardized
Record 1, Abbreviations, English
Record 1, Synonyms, English
- total available chlorine 1, record 1, English, total%20available%20chlorine
correct, standardized
Record 1, Textual support, English
Record number: 1, Textual support number: 1 OBS
available chlorine; total available chlorine: terms commonly used in characterizing strong solutions of sodium hypochlorite and chlorine water and dilutions of them used for chlorination. 1, record 1, English, - available%20chlorine
Record number: 1, Textual support number: 2 OBS
available chlorine; total available chlorine: terms and definition standardized by ISO. 2, record 1, English, - available%20chlorine
Record 1, French
Record 1, Domaine(s)
- Traitement des eaux
- Études et analyses environnementales
Record 1, Main entry term, French
- chlore disponible
1, record 1, French, chlore%20disponible
correct, masculine noun, standardized
Record 1, Abbreviations, French
Record 1, Synonyms, French
- chlore total disponible 1, record 1, French, chlore%20total%20disponible
correct, masculine noun, standardized
Record 1, Textual support, French
Record number: 1, Textual support number: 1 OBS
chlore disponible; chlore total disponible : termes communément utilisés en caractérisant des solutions concentrées d’hypochlorite de sodium ou d’eau chlorée, et leurs dilutions, employées pour la chloration. 1, record 1, French, - chlore%20disponible
Record number: 1, Textual support number: 2 OBS
chlore disponible; chlore total disponible : termes et définition normalisés par l'ISO. 2, record 1, French, - chlore%20disponible
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Tratamiento del agua
- Estudios y análisis del medio ambiente
Record 1, Main entry term, Spanish
- cloro disponible
1, record 1, Spanish, cloro%20disponible
correct, masculine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- cloro total disponible 2, record 1, Spanish, cloro%20total%20disponible
correct, masculine noun
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 OBS
cloro disponible; cloro total disponible: términos usados comúnmente para caracterizar soluciones concentradas de hipoclorito de sodio o de agua clorada, y sus diluciones, empleadas para la cloración. 2, record 1, Spanish, - cloro%20disponible
Record 2 - internal organization data 2015-09-15
Record 2, English
Record 2, Subject field(s)
- Water Treatment (Water Supply)
Record 2, Main entry term, English
- breakpoint chlorination
1, record 2, English, breakpoint%20chlorination
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
- break-point chlorination 2, record 2, English, break%2Dpoint%20chlorination
correct, standardized
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
The addition of chlorine to water or wastewater until the chlorine demand has been satisfied and further additions result in a residual that is directly proportional to the amount added beyond the breakpoint. 3, record 2, English, - breakpoint%20chlorination
Record number: 2, Textual support number: 2 DEF
The addition of chlorine to water to the point where free available residual chlorine increases in proportion to the incremental dose of chlorine being added. 4, record 2, English, - breakpoint%20chlorination
Record number: 2, Textual support number: 1 OBS
At this point all of the ammonia has been oxidized. 4, record 2, English, - breakpoint%20chlorination
Record number: 2, Textual support number: 2 OBS
break-point chlorination: term and definition standardized by ISO. 5, record 2, English, - breakpoint%20chlorination
Record 2, French
Record 2, Domaine(s)
- Traitement des eaux
Record 2, Main entry term, French
- chloration au point de remontée
1, record 2, French, chloration%20au%20point%20de%20remont%C3%A9e
correct, feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
- chloration au point critique 2, record 2, French, chloration%20au%20point%20critique
correct, feminine noun, standardized
- chloration au break-point 3, record 2, French, chloration%20au%20break%2Dpoint
feminine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Addition de chlore à l’eau jusqu’à ce que la demande de chlore soit satisfaite, et que toute addition subséquente entraîne une teneur résiduelle directement proportionnelle à la quantité ajoutée au-delà du point de remontée. 1, record 2, French, - chloration%20au%20point%20de%20remont%C3%A9e
Record number: 2, Textual support number: 2 DEF
Ajout de chlore à l'eau jusqu'à un niveau au-delà duquel la quantité de chlore libre résiduel disponible augmente proportionnellement à la quantité de chlore ajoutée. 4, record 2, French, - chloration%20au%20point%20de%20remont%C3%A9e
Record number: 2, Textual support number: 1 OBS
À ce niveau, la totalité de l’azote ammoniacal a été oxydée. 4, record 2, French, - chloration%20au%20point%20de%20remont%C3%A9e
Record number: 2, Textual support number: 2 OBS
chloration au point critique : terme et définition normalisés par l’ISO. 5, record 2, French, - chloration%20au%20point%20de%20remont%C3%A9e
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Tratamiento del agua
Record 2, Main entry term, Spanish
- cloración hasta el punto crítico
1, record 2, Spanish, cloraci%C3%B3n%20hasta%20el%20punto%20cr%C3%ADtico
correct, feminine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
- cloración al punto de ruptura 2, record 2, Spanish, cloraci%C3%B3n%20al%20punto%20de%20ruptura
correct, feminine noun
- cloración al punto de quiebre 2, record 2, Spanish, cloraci%C3%B3n%20al%20punto%20de%20quiebre
correct, feminine noun
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 DEF
Adición de cloro al agua hasta el punto en que el cloro libre residual disponible se incrementa proporcionalmente a la cantidad de cloro adicionada. 1, record 2, Spanish, - cloraci%C3%B3n%20hasta%20el%20punto%20cr%C3%ADtico
Record number: 2, Textual support number: 1 OBS
Cloración hasta el punto de aumento rápido del cloro residual. 1, record 2, Spanish, - cloraci%C3%B3n%20hasta%20el%20punto%20cr%C3%ADtico
Record number: 2, Textual support number: 2 OBS
En este punto, todo el nitrógeno amoniacal se ha oxidado. 1, record 2, Spanish, - cloraci%C3%B3n%20hasta%20el%20punto%20cr%C3%ADtico
Record 3 - internal organization data 2009-05-27
Record 3, English
Record 3, Subject field(s)
- Chemistry
Record 3, Main entry term, English
- available chlorine
1, record 3, English, available%20chlorine
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
- active chlorine 2, record 3, English, active%20chlorine
correct
- available active chlorine 3, record 3, English, available%20active%20chlorine
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
The quantity of chlorine released by a bleaching powder when treated with acid. 4, record 3, English, - available%20chlorine
Record number: 3, Textual support number: 1 CONT
Available chlorine is determined by iodometric titration with sodium thiosulphate in the presence of acid, potassium iodide and starch indicator. 3, record 3, English, - available%20chlorine
Record 3, French
Record 3, Domaine(s)
- Chimie
Record 3, Main entry term, French
- chlore actif
1, record 3, French, chlore%20actif
correct, masculine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
- chlore actif disponible 2, record 3, French, chlore%20actif%20disponible
masculine noun
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Chlore susceptible d’être libéré spontanément d’un chlorure décolorant. 3, record 3, French, - chlore%20actif
Record number: 3, Textual support number: 1 CONT
Le chlore actif est déterminé par titrage iodométrique avec du thiosulfate de sodium en présence d’acide, d’iodure de potassium et d’un indicateur d’amidon. 2, record 3, French, - chlore%20actif
Record number: 3, Textual support number: 1 OBS
Le chlore [...] est employé comme désinfectant, comme décolorant (blanchiment du papier et des tissus) et sert à la préparation de chlorates (utilisés en pyrotechnie) et de divers dérivés organiques chlorés, etc. 4, record 3, French, - chlore%20actif
Record 3, Spanish
Record 3, Campo(s) temático(s)
- Química
Record 3, Main entry term, Spanish
- cloro activo
1, record 3, Spanish, cloro%20activo
correct, masculine noun
Record 3, Abbreviations, Spanish
Record 3, Synonyms, Spanish
Record 3, Textual support, Spanish
Record number: 3, Textual support number: 1 DEF
Contenido en cloro oxidante de las sustancias cloradas inorgánicas. 1, record 3, Spanish, - cloro%20activo
Record 4 - internal organization data 1986-05-06
Record 4, English
Record 4, Subject field(s)
- Water Treatment (Water Supply)
- Environmental Studies and Analyses
Record 4, Main entry term, English
- free available chlorine
1, record 4, English, free%20available%20chlorine
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
The amount of chlorine available as dissolved gas, hypochlorous acid, or hypochlorite ion, that is not combined with an amine or other organic compound. 2, record 4, English, - free%20available%20chlorine
Record 4, French
Record 4, Domaine(s)
- Traitement des eaux
- Études et analyses environnementales
Record 4, Main entry term, French
- chlore libre disponible
1, record 4, French, chlore%20libre%20disponible
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
Dans un composé, quantité de chlore disponible sous forme de gaz dissous, d’acide hypochloreux ou d’ion hypochlorite, et qui n’ est pas combiné avec une amine ou un autre composé organique. 1, record 4, French, - chlore%20libre%20disponible
Record 4, Spanish
Record 4, Textual support, Spanish
Copyright notice for the TERMIUM Plus® data bank
© Public Services and Procurement Canada, 2025
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau
Features
Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.
Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.
Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.
- Date Modified: