28051990 — Metalls alcalins o alcalinoterris, excepte sodi, calci, estronci i bari
Descendants
This heading has no descendants because it belongs to the most detailed level of the classification.
Code | Description |
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28051990 | Metalls alcalins o alcalinoterris, excepte sodi, calci, estronci i bari |
Code | Description |
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28051990 | Metalls alcalins o alcalinoterris, excepte sodi, calci, estronci i bari |