TERMIUM Plus®

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

calcium hypochlorite [3 records]

Record 1 2011-04-14

English

Subject field(s)
  • Chemical Elements and Compounds
  • Water Treatment (Water Supply)
  • Textiles: Preparation and Processing
  • Household Utensils and Appliances (General)
Universal entry(ies)
CaCl(ClO)·4H2O
formula, see observation
DEF

A powder combination of lime and chlorine consisting largely of calcium hypochlorite [in which the] available chlorine content is usually at least 50 percent.

OBS

Use: Textile and other bleaching applications, organic synthesis, deodorizer, disinfectant.

OBS

Lime ... The hypochlorite, widely used as bleaching powder, is produced by the action of chlorine on slaked lime.

OBS

Chemical formula: CaCl(ClO)·4H2O

Key term(s)
  • calcium hypochlorite
  • high test hypochlorite

French

Domaine(s)
  • Éléments et composés chimiques
  • Traitement des eaux
  • Apprêt et traitements divers (Textiles)
  • Équipement ménager (Généralités)
Entrée(s) universelle(s)
CaCl(ClO)·4H2O
formula, see observation
CONT

Les hypochlorites les plus employés sont ceux de sodium, de potassium [...] et le chlorure de chaux, que l'on prépare par l'action du chlore sur la chaux éteinte.

OBS

Formule chimique : CaCl(ClO)·4H2O

Key term(s)
  • hypochlorite de calcium

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
  • Tratamiento del agua
  • Preparación y elaboración (Textiles)
  • Equipo de uso doméstico (Generalidades)
Entrada(s) universal(es)
CaCl(ClO)·4H2O
formula, see observation
DEF

Sólido blanco. Desprende cloro y, a temperaturas más elevadas, oxígeno. Con ácidos o humedad desprende cloro a temperaturas ordinarias.

OBS

Fórmula química: CaCl(ClO)·4H2O

Save record 1

Record 2 2011-01-24

English

Subject field(s)
  • Chemical Elements and Compounds
  • Food Additives
Universal entry(ies)
CaCl2O2
formula, see observation
Cl2O2·Ca
formula, see observation
7778-54-3
CAS number
DEF

A crystalline compound with an odor of chlorine, [which] decomposes in water and alcohol, [which is] used to purify drinking water and in refining sugar [as well as] in the manufacture of cheese.

OBS

Chemical formula: CaCl2O2 or Cl2O2·Ca

OBS

Compare with "chlorinated lime" (or "lime chloride"), which constitute former names for calcium chloride hypochlorite tetrahydrate, and with "high-test hypochlorite" (or "HTH"), which designates a powder combination of lime and chlorine consisting largely of calcium hypochlorite which is used to disinfect water.

OBS

Also known under a large number of commercial designations, depending on the formula and the chlorine content. Examples are: B-K powder; bleaching powder; Caporit; CCH; Hy-Chlor; Lo-Bax; Losantin; Perchloron; Pittchlor; Pittcide; Pittclor; Sentry; UN 1748; UN 2208.

French

Domaine(s)
  • Éléments et composés chimiques
  • Additifs alimentaires
Entrée(s) universelle(s)
CaCl2O2
formula, see observation
Cl2O2·Ca
formula, see observation
7778-54-3
CAS number
DEF

Corps cristallin blanc, à odeur de chlore, se décomposant dans l'eau et dans l'alcool, employé pour l'épuration de l'eau potable et le raffinage du sucre [de même que dans] l'industrie fromagère [...]

OBS

Formule chimique : CaCl2O2 ou Cl2O2·Ca

OBS

Voir aussi «chaux chlorée» (ou «chlorure de chaux»), qui sont des anciens noms du chlorure hypochlorite de calcium tétrahydrate, de même que «HTH», appellation commerciale donnée à l'hypochlorite de calcium dont la concentration en chlore actif est de 65 %, sous forme de poudre, qui sert à la désinfection de l'eau.

Spanish

Save record 2

Record 3 1997-02-27

English

Subject field(s)
  • Canadian General Standards Board (CGSB) Standards
OBS

Standard number: CAN/CGSB-15.32-93

French

Domaine(s)
  • Normes de l'Office des normes générales du Canada (ONGC)
OBS

Numéro de norme : CAN/CGSB-15.32-93

Spanish

Save record 3

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