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US HTS CODE | Harmonized Tariff Schedule HS code & Tariffs Search Service (2026 HTS Revision 4 (02/25/2026))
| HTS Code | 99021145 | 8543709100 |
| Article Description | Polyethylenimine (CAS No. 9002-98-6), of a kind used as a component for further manufacturing into a finished medical device (provided for in subheading 3911.90.25) | Digital signal processing apparatus capable of connecting to a wired or wireless network for the mixing of sound |
| Quota of Quantity | -- | -- |
| Unit of Quantity | [] | [No.] |
| Rates of Duty (1-General) | Free | Free |
| Rates of Duty (1-Special) | No change | -- |
| Rates of Duty (2-Cuba and North Korea) | No change | 35% |
| Footnotes | [stat, units], marker=1, See chapter 99 statistical note 1., type=footnote | [general], See [desc], See |
| Additional Duty | -- | -- |
| Additional Duty(products of China) | -- | The duty provided in the applicable subheading + 25% |