| Classification of Products (CZ-CPA_2015) - level 6 - Sub-category |
201324 |
Hydrogen chloride; oleum; diphosphorus pentaoxide; other inorganic acids; silicon and sulphur dioxide |
| Classification of Products (CZ-CPA_2025) - level 6 - Sub-category |
201324 |
Hydrogen chloride; oleum; diphosphorus pentaoxide; other inorganic acids; silicon and sulphur dioxide |
| Harmonised Commodity Description and Coding System (HS) - level 4 - Article |
281000 |
Oxides of boron; boric acids |
| Standard International Trade Classification (SITC) - level 5 - Basic Heading |
52235 |
Oxides of boron; boric acids |