Poly(ethylene glycol) Methyl Ether Methacrylate (PEGMA Mn 360) from China
PEGMA (Mn 360) provides protein-resistant surfaces in biomedical coatings and drug delivery systems. Oligoethylene glycol chains confer stealth properties; HTS 2916.14.20.50 as chemically defined ester despite polymer-like chain length. Precise molecular weight control essential.
Duty Rate — China → United States
41.2%
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• GPC chromatogram PDI <1.2; hydroxy value 300-330 mg KOH/g; biocompatibility ISO 10993 testing records