Thiodiglycol (Bis(2-hydroxyethyl)sulfide) from China

Thiodiglycol, chemically known as bis(2-hydroxyethyl)sulfide, is a colorless to pale yellow liquid organo-sulfur compound with the formula HS(CH2CH2O)2H. It falls under HTS 2930.70.00.00 as a specifically named separate chemically defined organic compound containing sulfur directly linked to carbon atoms.

Duty Rate — China → United States

21.2%

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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)

Import Tips

Provide detailed chemical analysis certificates confirming purity and identity as bis(2-hydroxyethyl)sulfide to avoid misclassification

Comply with chemical export control regulations (e.g

Wassenaar Arrangement) due to potential dual-use in inks or precursors; obtain necessary licenses

Ensure proper Hazard Communication labeling as it may be regulated under TSCA and DOT for transport