Methacrylamide with MEHQ Stabilizer from China
Methacrylamide stabilized with 100-400 ppm MEHQ (monomethyl ether hydroquinone) to prevent polymerization during storage/transport. Permissible stabilizer per Chapter 29 note (f); remains classified as pure methacrylamide under 2924.19.11.30.
Duty Rate — China → United States
28.7%
Rate breakdown
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)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Specify stabilizer concentration and chemical identity in SDS; levels > permitted trigger 3824 classification
• Verify stabilizer doesn't impart specific end-use properties per Chapter note (g)
• Monitor shelf life declarations; expired stabilizer leads to hazardous material denial