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EC number: 204-427-5
CAS number: 120-80-9
In a study (Flickinger, 1976), 6 female
Wistar rats were exposed to aerolizated solutions of catechol at nominal
doses from 1.5, 2 and 2.8 mg/L for 8 hours. The LC0 (8h) was >
2.8 mg/L. At this dose, no mortality occured, but effects were
noted on central nervous system and loss of tail and toes.
Based on the LC0 and according to CLP
Regulation criteria, catechol is not considered as harmful by inhalation
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