TERMIUM Plus®

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SUBSTANCE REVELATRICE [2 records]

Record 1 1991-12-11

English

Subject field(s)
  • Photography
  • Cellars and Basements
CONT

a developer ... usually consists of (1) a developing agent ... (2) a preservative.

French

Domaine(s)
  • Photographie
  • Caves et sous-sols
OBS

elles comprennent un assez grand nombre de produits, dont les plus employés sont : le métol, l'hydroquinone et la paraphénylènediamine.

Spanish

Save record 1

Record 2 1975-03-11

English

Subject field(s)
  • Photography
CONT

The most important ingredient is the reducing agent which combines with oxygen to react on the silver halides and thus reduce, or separate, the silver.

French

Domaine(s)
  • Photographie
CONT

l'élon et l'hydroquinone (...) ont pour fonction de transformer ou de réduire en grains d'argent métallique noir les cristaux de bromure d'argent (...) Ces corps [sont] dits "réducteurs".

Spanish

Save record 2

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