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HTS heading 2909: Ethers, ether-alcohols, ether-phenols, ether-alcohol- phenols, alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone peroxides (whether or

Heading 2909 of the US Harmonized Tariff Schedule covers Ethers, ether-alcohols, ether-phenols, ether-alcohol- phenols, alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulfonated, nitrated or nitrosated derivatives. Below: every rated tariff line in it with its general duty rate, Section 301 China status and exclusions, then a page per line with a free duty calculator.

Official USITC HTS, 2026HTSRev22 · check on hts.usitc.gov

Heading 2909 at a glance

Goods named in this heading (official line texts): Diethyl eth…, Methyl tertiary-butyl ether (MTBE), Triethylene glycol dichloride, Cyclanic, cyclenic or cycloterpenic ethers and their halogenated, sulfonated, nitrated or nitr…, 5-Chloro-2-nitroanisole; 6-Chloro-3-nitro-p-dimethoxybenzene; and Dimethyl diphenyl ether, Decabromodiphenyl oxide; and Octabromodiphenyl oxide, Bis(tribromophenoxy)ethane; Pentabromodiphenyl oxide; and Tetra decabromodiph.

Subheadings (6-digit)

All tariff lines in heading 2909

LineDescriptionGeneralSection 301 (China)Exclusions
2909.11.00Acyclic ethers and their halogenated, sulfonated, nitrated or nitrosated derivat…: Diethyl eth…1%List 3 +25%
2909.19.14Methyl tertiary-butyl ether (MTBE)5.5%List 3 +25%
2909.19.18Ethers of monohydric alcohols: Other5.5%List 3 +25%
2909.19.30Triethylene glycol dichlorideFreeList 3 +25%
2909.19.60Ethers of polyhydric alcohols: Other5.5%List 3 +25%
2909.20.00Cyclanic, cyclenic or cycloterpenic ethers and their halogenated, sulfonated, nitrated or nitr…3.7%List 3 +25%
2909.30.055-Chloro-2-nitroanisole; 6-Chloro-3-nitro-p-dimethoxybenzene; and Dimethyl diphenyl ether5.5%List 3 +25%
2909.30.07Decabromodiphenyl oxide; and Octabromodiphenyl oxide5.5%List 4B (suspended, no extra duty)
2909.30.09Bis(tribromophenoxy)ethane; Pentabromodiphenyl oxide; and Tetra decabromodiphenoxy benzeneFreeList 4B (suspended, no extra duty)
2909.30.106-tert-Butyl-3-methyl-2,4-dinitroanisole (Musk ambrette) and other artificial musks5.5%List 4B (suspended, no extra duty)
2909.30.20Odoriferous or flavoring compounds: Other5.5%List 3 +25%
2909.30.30Other: Pesticides5.5%List 4B (suspended, no extra duty)
2909.30.40Products described in additional U.S. note 3 to section VI5.5%List 3 +25%
2909.30.60Other: Other5.5%List 3 +25%
2909.41.002,2'-Oxydiethanol (Diethylene glycol, Digol)5.5%List 3 +25%
2909.43.00Monobutyl ethers of ethylene glycol or of diethylene glycol5.5%List 3 +25%
2909.44.01Ether-alcohols and their halogenated, sulfonated, nitrated or nitrosated derivat…: Other monoa…5.5%List 3 +25%
2909.49.05Aromatic: GuaifenesinFreeList 3 +25%
2909.49.10Products described in additional U.S. note 3 to section VI5.5%List 3 +25%
2909.49.15Other: Other5.5%List 3 +25%
2909.49.20Other: Glycerol ethers3.7%List 3 +25%
2909.49.30Dipentaerythritol having a purity of 94 percent or more by weightFreeList 3 +25%
2909.49.60Other: Other5.5%List 3 +25%
2909.50.10Ether-phenols, ether-alcohol-phenols and their halogenated, sulfonated, nitrated…: 4-Ethylguai…5.5%List 3 +25%
2909.50.20Guaiacol and its derivatives5.5%List 3 +25%
2909.50.40Odoriferous or flavoring compounds4.8%List 3 +25%
2909.50.45Products described in additional U.S. note 3 to section VI5.5%List 3 +25%
2909.50.50Other: Other5.5%List 3 +25%
2909.60.10Products described in additional U.S. note 3 to section VI5.5%List 3 +25%
2909.60.20Aromatic: Other5.5%List 3 +25%
2909.60.50Alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone pero…: Other3.7%List 3 +25%

All of chapter 29 · Chapter 29 rate summary · HTS lookup

General information from the official US Harmonized Tariff Schedule (USITC) and USTR Section 301 notices in HTS Chapter 99; not legal or customs advice. Classification is decided by CBP; confirm with a licensed customs broker or a CBP binding ruling.

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