What does HTS 3815.90.20.00 cover?
This provision appears in the 2026 Harmonized Tariff Schedule of the United States under the following legal tariff hierarchy. A product must match the wording and applicable section or chapter notes before this code is used on an entry.
- 1Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included:
- 2Other:
- 3Consisting wholly of inorganic substances:
- 4Of mercury or of molybdenum