HS 26.21 — Slag and ash n.e.c. in chapter 26; including seaweed ash (kelp) and ash and residues from the incineration of municipal waste

26.21.10

Slag and ash; ash and residues from the incineration of municipal waste

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26.21.90

Slag and ash n.e.c. in chapter 26; including seaweed ash (kelp) but excluding ash and residues from the incineration of municipal waste

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