TERMIUM Plus®

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POORLY-DEFINED SUBSTANCE [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 1990-01-30

English

Subject field(s)
  • Chemistry
DEF

A substance which cannot be represented by a complete chemical structure diagram and specific molecular formula. Substances of this type are typically substances of Unknown or Variable composition, Complex reaction products, or Biological materials (UVCB’s).

French

Domaine(s)
  • Chimie
DEF

Substance ne pouvant pas être représentée par un schéma de structure complet et par une formule brute spécifique. Ces substances sont typiquement des substances de composition inconnue ou variable, des produits de réaction complexes ou des matières biologiques (substances UVCB - Unknown or Variable composition, Complex reaction products, or Biological materials).

Spanish

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