Polyethylene Glycol Di-n-propyl Ether (PEG-400) from China
PEG-400 di-n-propyl ether has propylene ether termini on poly(ethylene glycol) 400 chain. While PEG ethers often fall in 2909.19.20, this propyl derivative classified as 'other' in HTS 2909.19.60.00. Used in drug delivery formulations.
Duty Rate — China → United States
43%
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
• Molecular weight distribution critical for polymer vs discrete compound classification
• Pharmaceutical grade requires DMF filing and GMP certification
• Distinguish alkyl chain length for specific subheading determination