1,3-Dichlorobutane from China
1,3-Dichlorobutane positions chlorine atoms on carbons 1 and 3 of the butane chain, qualifying under the dichlorobutanes category in HTS 2903.19.05.00. This saturated chlorinated acyclic hydrocarbon serves as an intermediate for fine chemical synthesis. Classification follows Chapter 29 rules for halogenated derivatives.
Duty Rate — China → United States
40.1%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Document production process to confirm acyclic saturated nature excluding Chapter 27 hydrocarbons
• Include flash point and vapor pressure data for proper hazmat shipping classification
• Beware of sulfonated impurities which could shift classification per Chapter notes