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Trimethylolpropane Triacetate

Trimethylolpropane triacetate is the triester of trimethylolpropane (polyhydric alcohol) with acetic acid. Precisely described by HTS 2915.39.47.00 for acetates of polyhydric alcohols. Industrial applications in radiation-curable coatings and adhesives.

Import Duty Rates by Country of Origin

Origin Country	MFN Rate	Ch.99 Surcharges	Total Effective Rate
🇨🇳China	5.5%	+25.0%	30.5%
🇲🇽Mexico	5.5%	—	5.5%
🇨🇦Canada	5.5%	—	5.5%
🇩🇪Germany	5.5%	—	5.5%
🇯🇵Japan	5.5%	—	5.5%

Alternative Classifications

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

2915.39.90.00Lower: 28.7% vs 30.5%

If other acetic acid esters not specifically identified

Residual category if CBP rejects specific polyhydric acetate determination.

3208.90.00.00Higher: 38.2% vs 30.5%

If pre-formulated in paint/varnish preparations

Synthetic organic products used as coating additives classified Chapter 32 when prepared for use.

3816.00.20Higher: 38% vs 30.5%

If supplied as refractory plasticizer

Specialized industrial preparations containing Chapter 29 compounds for specific applications.

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Import Tips & Compliance

• Flash point documentation (121°C) required for DOT shipping classification

• UV stabilizer content must not exceed trace levels or shifts to mixtures classification

Related Products under HTS 2915.39.47.00

Glycerol Triacetate (Triacetin)

Glycerol triacetate, also known as triacetin, is the triester formed from glycerol (a polyhydric alcohol) and acetic acid. It falls under HTS 2915.39.47.00 as an acetate of a polyhydric alcohol, specifically a saturated acyclic monocarboxylic acid ester. Commonly used as a plasticizer in plastics, pharmaceuticals, and as a food additive.

Ethylene Glycol Diacetate

Ethylene glycol diacetate is the diacetate ester of ethylene glycol, a dihydric alcohol. It qualifies under HTS 2915.39.47.00 as an acetate of a polyhydric alcohol, being an ester of acetic acid. Primarily used as a solvent in inks, resins, and as a chemical intermediate.

1,3-Butanediol Diacetate

1,3-Butanediol diacetate is the diacetate ester of 1,3-butanediol, a linear polyhydric alcohol. Meets HTS 2915.39.47.00 criteria as acetate of polyhydric alcohol in the acetic acid esters structure. Used in biodegradable polymers and cosmetics.

Neopentyl Glycol Diacetate

Neopentyl glycol diacetate derives from 2,2-dimethyl-1,3-propanediol, a branched polyhydric alcohol. Falls squarely under HTS 2915.39.47.00 as acetate of polyhydric alcohol used in alkyd resins and plasticizers. Its saturated acyclic structure fits Chapter 29 subchapter requirements.

Dipentaerythritol Pentaacetate

Dipentaerythritol pentaacetate forms from dipentaerythritol, a higher polyhydric alcohol, esterified with acetic acid. Classifies under HTS 2915.39.47.00 meeting all Chapter 29 criteria for chemically defined acetic acid esters. Used in high-performance coatings and inks.

Pentaerythritol Tetraacetate

Pentaerythritol tetraacetate is the tetraester of pentaerythritol, a tetrahydric alcohol, with acetic acid. Classified under HTS 2915.39.47.00 as an acetate of a polyhydric alcohol within the esters of acetic acid subheading. Used in resins, lacquers, and as an intermediate in explosives manufacturing.