Poly(ethylene glycol) Methyl Ether Methacrylate (PEGMA Mn 360) from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• GPC chromatogram PDI <1.2; hydroxy value 300-330 mg KOH/g; biocompatibility ISO 10993 testing records