Thiodiglycol Ink Solvent TGS-100 from China
Commercial thiodiglycol branded as TGS-100, primarily used as a humectant and solvent in water-based inkjet formulations. Remains under HTS 2930.70.00.00 as the pure compound despite ink industry application.
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 evidence of >90% purity to distinguish from ink preparations in Chapter 32 or 38
• Register under TSCA if not on inventory; submit PMN if modified formulation
• Bulk packaging must show it's not retail-packed to avoid 3212 classification