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Triethylene Glycol Monomethyl Ether (Methyl Triglyme)

Technically a higher analog but often grouped; pure methyl ether of triethylene glycol for electronics cleaning. HTS 2909.44.0150 covers as 'other' diethylene glycol monoalkyl ethers by commercial practice, chemically defined per note 1(a).

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5.5%+37.5%43%
🇲🇽Mexico5.5%+10.0%15.5%
🇨🇦Canada5.5%+10.0%15.5%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2909.49Lower: 18% vs 43%

If true higher polyether alcohols

Other ether-alcohols beyond ethylene/diethylene specifics.

3814.00.50Higher: 43.5% vs 43%

If cleaning solvent formulations

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Confirm exact glyme chain length via NMR; misID as diethylene shifts classification