Other assessments

Other assessments comprise:

  • secondary notification assessments of chemicals previously assessed by NICNAS
  • targeted assessments (focused on hazard, exposure or use) of existing chemicals for which there were potential health or environmental concerns or relevant new data.


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1,4-Butanediol—hazard assessment [WORD 553 KB]

CAS number: 110-63-4

Published 1 March 2009

The major uses of 1,4-butanediol are as an intermediate and chain extender in the production of urethane prepolymers, polyether diols, polyester polymers (particularly polybutylene terephthalate) and in the manufacture of tetrahydrofuran.

Last update 29 July 2018