Rechercher dans la nomenclature
- Section C : Manufactured products
- Division 20 : Chemicals and chemical products
- Group 20.1 : Basic chemicals, fertilisers and nitrogen compounds, plastics and synthetic rubber in primary forms
- Class 20.13 : Other inorganic basic chemicals
- Category 20.13.6 : Other inorganic basic chemicals n.e.c.
Sub-category 20.13.68 : Piezo-electric quartz; other synthetic or reconstructed precious or semi-precious stones, unworked
Last updated on : 01/01/2015