TERMIUM Plus®

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

GAS ADDITIVE [2 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 - external organization data 2011-08-26

English

Subject field(s)
  • Chemical Elements and Compounds
  • Compartment - Canadian Nuclear Safety Commission
Universal entry(ies)
HF
formula
FH
formula
7664-39-3
CAS number
DEF

A chemical compound having the formula HF which appears under the form of a colorless, fuming gas or liquid, is very soluble in water, is derived by distillation from the reaction product of calcium fluoride and sulfuric acid, also from fluosilicic acid, and is used as a catalyst in alkylation, isomerization, condensation, dehydration, and polymerization reactions, as a fluorinating agent in organic and inorganic reactions, in the production of fluorine and aluminum fluoride, as an additive in liquid rocket propellants and in the refining of uranium.

OBS

Compare with "hydrofluoric acid", which is hydrogen fluoride in aqueous solution.

French

Domaine(s)
  • Éléments et composés chimiques
  • Tiroir - Commission canadienne de sûreté nucléaire
Entrée(s) universelle(s)
HF
formula
FH
formula
7664-39-3
CAS number

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
  • Compartimiento - Comisión Canadiense de Seguridad Nuclear
Entrada(s) universal(es)
HF
formula
FH
formula
7664-39-3
CAS number
Save record 1

Record 2 1998-02-16

English

Subject field(s)
  • Chemistry
DEF

[In atomic spectroscopy], an additive which gives rise to a gas which can help to transport the vapour of the sample material into the excitation region of the source, e. g. carbon in an air atmosphere when carbon dioxide is formed.

French

Domaine(s)
  • Chimie
DEF

[En spectroscopie atomique], additif qui donne naissance à un gaz qui peut faciliter le transport de la vapeur du matériau de l'échantillon dans la région d'excitation de la source : par exemple, le carbone dans une atmosphère d'air quand on forme du gaz carbonique.

Spanish

Save record 2

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

Display options

Change the order of display of the official languages of Canada
Option to display the non-official languages (Spanish or Portuguese)
Display definitions, contexts, etc., on records

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: