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US HTS CODE | Harmonized Tariff Schedule HS code & Tariffs Search Service (2026 HTS Revision 4 (02/25/2026))
| HTS Code | 99021566 | 99021145 |
| Article Description | Pressure distillation columns, designed to liquefy air and its component gases, the foregoing containing brazed aluminum plate-fin heat exchangers (provided for in subheading 8419.60.10) | 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) |
| Quota of Quantity | -- | -- |
| Unit of Quantity | [] | [] |
| Rates of Duty (1-General) | 2.7% | Free |
| Rates of Duty (1-Special) | No change | No change |
| Rates of Duty (2-Cuba and North Korea) | No change | No change |
| Footnotes | [stat, units], marker=1, See chapter 99 statistical note 1., type=footnote | [stat, units], marker=1, See chapter 99 statistical note 1., type=footnote |
| Additional Duty | -- | -- |
| Additional Duty(products of China) | -- | -- |