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Subheading 2921.21 · Section VI

2921.21

Amine-function compounds; acyclic polyamines and their derivatives, ethylenediamine and its salts

29 Organic chemicals
2921 Amine-function compounds
2921.21 Acyclic polyamines and their derivatives, ethylenediamine and its salts

Other subheadings under 2921

Source: Harmonized System 2022 edition (World Customs Organization), from the UN Comtrade classification list.