Registration Dossier

Administrative data

appearance / physical state / colour
Data waiving:
study scientifically not necessary / other information available
Justification for data waiving:
Justification for type of information:
Ichthammol is a substance in the group of “sulfonated shale oils” or “bituminosulfonates” and as such related to Ichthyolic Acid, Sodium Salt. It is described in a variety of pharmacopoeias (e. g. Ph. Eur., USP, JP).
In general, bituminosulfonates are brown-blackish liquids of varying viscosity. For Ichthammol (trademark substances ICHTHYOL and ICHTHAMMOL) reference to appearance and color is found in the European Pharmacopoeia (see attachments).

Data source

Materials and methods

Results and discussion

Physical state at 20°C and 1013 hPa:
Form / colour / odour
Key result
liquid: viscous
other: tar-like with slight smell of ammonia and sulfur-containing compounds

Applicant's summary and conclusion

Ichthammol is a blackish-brown dense liquid with a characteristic odor influenced by its "organic matter rich limestone" (bituminous schists) origin (tar-like with a smell of organic sulfur compounds and slight reference to ammonia).