In 2021, Top
exporters of
Heterocyclic compounds; containing a phenothiazine ring-system (whether or not hydrogenated), not further fused to
Sao Tome and Principe were Portugal ($0.02K , 2 Kg).
Heterocyclic compounds; containing a phenothiazine ring-system (whether or not hydrogenated), not further fused imports by country in 2021