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Trimethylolpropane (TMP)

Trimethylolpropane, a trihydric acyclic alcohol (2-ethyl-2-(hydroxymethyl)-1,3-propanediol) used in urethanes and lubricants. Classified in HTS 2905.49.50.01 as other polyhydric acyclic alcohol.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5.5%+35.0%40.5%
🇲🇽Mexico5.5%+10.0%15.5%
🇨🇦Canada5.5%+10.0%15.5%
🇩🇪Germany5.5%+10.0%15.5%
🇯🇵Japan5.5%+10.0%15.5%

Alternative Classifications

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

2915.60Lower: 12.1% vs 40.5%

If TMP esters of saturated acyclic acids

Chapter note 5(A) places esters with later-occurring acid function heading

2932.99Lower: 13.7% vs 40.5%

If cyclic ether derivatives

Heterocyclic compounds classified later in numerical chapter order

3824.99Lower: 15% vs 40.5%

If lubricant additive preparations

Formulations for specific end-uses classified as preparations

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Import Tips & Compliance

• Include REACH/TSCA registration numbers for US import clearance

• Segregate from diols which have different statistical reporting

Related Products under HTS 2905.49.50.01

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1,2,6-Hexanetriol, a trihydric acyclic alcohol used in polymer production and cosmetics. Falls under HTS 2905.49.50.01 as 'other' polyhydric acyclic alcohols beyond dihydric types.

Pentaerythritol 98% Purity

Pentaerythritol (2,2-bis(hydroxymethyl)-1,3-propanediol), tetrahydric acyclic alcohol used in alkyd resins and explosives. HTS 2905.49.50.01 covers this 'other' polyhydric acyclic alcohol.

1,3-Butanediol Pharma Grade

1,3-Butanediol, dihydric acyclic alcohol used in pharmaceuticals and bioplastics. Pure form qualifies under HTS 2905.49.50.01 as chemically defined polyhydric alcohol.

Dipentaerythritol Technical

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Propylene Glycol USP/BP

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1,2,4-Butanetriol

1,2,4-Butanetriol, trihydric acyclic alcohol used as reactive diluent in polymers. Pure compound classified under HTS 2905.49.50.01.