Triethylene Glycol Dimethyl Ether from Japan
Triethylene glycol dimethyl ether (triglyme) is an acyclic diether from the polyhydric alcohol triethylene glycol etherified with methyl groups. Classified in HTS 2909.19.60.00 as an 'other' ether of polyhydric alcohol per Chapter 29 notes on chemically defined organic compounds. Used in organic synthesis and as a coordinating solvent.
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
• Include CAS number (3454-28-0) and purity certificate to distinguish from mixtures
• Classify based on principal function; avoid misclassification as glycol ether solvent mixture
• Check REACH/ TSCA compliance for chemical registration before import