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EC number: 234-909-0
CAS number: 12039-88-2
an acute oral toxicity study, four sets of fasted Wistar rats (3
females/set) (8 to 10 weeks) were given a single oral dose oftungsten
body weight (set I and II) and 2000 mg/kg
body weight (set III and IV) and all rats were observed for 14 days.
were no treatment-related mortality, clinical sign and changes in body
weight or necropsy findings observed.
acute oral median lethal dose (LD50cut-off value) oftungsten
rats was found to be 5000 mg/kg body weight.
on the results of this study, an indication of the classification fortungsten
Harmonized System of Classification and
of Chemicals (GHS 2017) : Category
5 or Unclassified
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