2917.39.04.00-1,2,4-Benzenetricarboxylic acid, 1,2-dianhydride

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Harmonized Tariff Schedule (2026 HTS Revision 17 (08/19/2026))

HTS Code	2917.39.04.00
Article Description	1,2,4-Benzenetricarboxylic acid, 1,2-dianhydride (Trimellitic anhydride); Phthalic acid; and 4-Sulfo-1,8-naphthalic anhydride
Quota of Quantity
Unit of Quantity	[kg]
Rates of Duty (1-General)	6.5%
Rates of Duty (1-Special)	Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)
Rates of Duty (2-Cuba and North Korea)	15.4¢/kg + 37%
Footnotes	[]
Additional Duty
Additional Duty(products of China)

Section VI:	Products of the Chemical or Allied Industries
Chapter 29	Organic chemicals
Heading 2917	Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives: Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives:
Subheading 2917.39	Other: