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Detailed structure and explanatory notes

SITC Rev.4 code 531


  • Section: 5 - Chemicals and related products, n.e.s.
  • Division: 53 - Dyeing, tanning and colouring materials
  • Group: 531 - Synthetic organic colouring matter and colour lakes, and preparations based thereon


This Group is divided into the following Subgroups:

  • 531.1 - Synthetic organic colouring matter and preparations based thereon
  • 531.2 - Synthetic organic products of a kind used as fluorescent brightening agents or luminophores, whether or not chemically defined; colour lakes and preparations based thereon

No explanatory note available for this code.

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