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Statistical classifications
NC 2021 (ca)
Subitem
291735 — Anhídrid ftàlic
Descendants
Code
Description
29173500
Anhídrid ftàlic
Correspondence with
NC 2020 (ca)
Code
Description
291735
Anhídrid ftàlic
Correspondence with
NC 2022 (ca)
Code
Description
291735
Anhídrid ftàlic