Ichthammol Ph. Eur.


CAS no. 8029-68-3

Ichthammol is obtained by distillation from certain bituminous schists, sulfonation of the distillate and neutralisation of the product with ammonia.

It is also called Ammonium bituminosulfonate or ammonium bituminosulphonate.

Ichthammol is widely used in various creams and ointments for treatment of dermatological diseases, mainly psoriasis and eczema. It is also used in veterinary medicine. 

BHM Chemicals is a supplier of high quality Ph. Eur. grade Ichthammol suitable for use in dermatology and veterinary preparations. 

Minimum order quantity: 10kg





Acidity or alkalinity

Relative density

Sulphated ash

Dry matter:

Total ammonia:

Organic Sulphur :

Sulphur in Sulphates:




Dense, blackish-brown liquid. Miscible with water and with glycerol, slightly soluble in ethanol (96%), in fatty oils and in liquid paraffin. It forms homogeneous mixtures with wool fat and soft paraffin.

Conforms to Ph. Eur. tests

As per Ph. Eur. test: Not more than 0.2 ml of 0.02 M HCl or 0.02 M NaOH is required to change the colour of the indicator

1.040 - 1.085

Maximum 0.3%

50.0% - 56% m/m

4.5% - 7.0% m/m (dried basis)

Minimum 10.5% m/m (dried basis)

Maximum 20.0% m/m

Non-hazardous chemical

Keep container tightly closed in a cool and dry place and protected from light. Protect from contamination by foreign substances.