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
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If TMP esters of saturated acyclic acids
Chapter note 5(A) places esters with later-occurring acid function heading
If cyclic ether derivatives
Heterocyclic compounds classified later in numerical chapter order
If lubricant additive preparations
Formulations for specific end-uses classified as preparations
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
• 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
1,2,6-Hexanetriol Technical Grade
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
Dipentaerythritol, polyhydric acyclic alcohol derived from pentaerythritol, used in radiation-cure resins. Classified HTS 2905.49.50.01 as other polyhydric acyclic alcohol.
Propylene Glycol USP/BP
Propylene glycol (1,2-propanediol), dihydric acyclic alcohol meeting USP/BP standards for food/pharma use. HTS 2905.49.50.01 classification as polyhydric acyclic alcohol.
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.