Answer
Psoriderm Scalp Lotion Shampoo (distilled coal tar) comes in a 250 ml white high density polyethylene bottle incorporating a low density polyethylene plug and a polypropylene screw cap with an internal spigot seal.
Sources for this answer
- Psoriderm Scalp Lotion ShampooDermal Laboratories Limited · emc · SmPC §6.5 Nature and contents of container · Version 13Document updated
Sources checked