List of reference substances of other pharmacopoeias found to be suitable for use according to The International Pharmacopoeia.
Updated on 11 February 2026
27 February 2017
| Publication
WHO Team
Medicines and Health Products, Policies and Standards (HPS),
Norms and Standards for Pharmaceuticals (NSP)
Reference numbers
WHO Reference Number: WHO/HSD/HPS/PSN/2026.2