Polyethylene Glycol Di-n-propyl Ether (PEG-400) from Canada
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 — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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