Alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone peroxides and their halogenated, sulphonated, nitrated or nitrosated derivatives
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, sulphonated, nitrated or nitrosated derivatives. > Alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone peroxides and their halogenated, sulphonated, nitrated or nitrosated derivatives > Alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone peroxides and their halogenated, sulphonated, nitrated or nitrosated derivatives > Alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone peroxides and their halogenated, sulphonated, nitrated or nitrosated derivatives
Duty Rate (from China)
Products classified under Tariff item 2909.60.00
2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane
> 2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane is a symmetrical dialkyl peroxide used as a high-temperature initiator for crosslinking polyethylene and other polymers. It is a separate chemically defined organic compound containing peroxide functional groups, which falls under tariff item 2909.60.00 for alcohol peroxides, ether peroxides, and ketone peroxides. Its structure and use align with the scope of Chapter 29, which covers organic peroxides.
2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne
> 2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne is a peroxide with acetylenic functionality used for specialty elastomer crosslinking. It is a separate chemically defined organic compound with peroxide groups, falling under tariff item 2909.60.00. The product is an ether peroxide within Chapter 29's scope, with the peroxide function taking precedence over the alkyne.
3,6,9-Triethyl-3,6,9-trimethyl-1,4,7-triperoxonane
> 3,6,9-Triethyl-3,6,9-trimethyl-1,4,7-triperoxonane is a cyclic ketone peroxide used in polyester resin curing. It is a separate chemically defined organic compound with multiple peroxide groups, falling under tariff item 2909.60.00. The product is a ketone peroxide within Chapter 29's scope, despite its cyclic structure.
Benzoyl Peroxide Paste
> Benzoyl peroxide paste (33% active) is a formulation of benzoyl peroxide in water or dispersant, used as a flour bleach, rubber accelerator, and acne treatment active. It is a separate chemically defined compound with a diacyl peroxide structure, falling under tariff item 2909.60.00. The aqueous solution is covered by Chapter 29 note 1(d) for products dissolved in water.
Benzoyl Peroxide (Pharmaceutical Grade)
> Benzoyl peroxide in pharmaceutical grade is a high-purity organic peroxide used as an active ingredient in acne treatments and as a polymerization initiator. It is a separate chemically defined compound with a diacyl peroxide structure, falling under tariff item 2909.60.00. The product meets Chapter 29 criteria for organic peroxides, whether or not chemically defined.
Benzyl tert-Butyl Ether Peroxide
> Benzyl tert-butyl ether peroxide is an aromatic ether peroxide used in low-temperature polymerization initiators. It is a separate chemically defined organic compound with a peroxide group, falling under tariff item 2909.60.00. The product is an ether peroxide within Chapter 29's scope.
Bis(4-tert-butylperoxy isopropyl)benzene
> Bis(4-tert-butylperoxy isopropyl)benzene is an aromatic dialkyl peroxide used for high-temperature rubber curing applications. It is a separate chemically defined organic compound with peroxide groups, falling under tariff item 2909.60.00. The product is an ether peroxide within Chapter 29's scope.
Cumene Hydroperoxide
> Cumene hydroperoxide is an aromatic hydroperoxide used primarily as an initiator in polymerization reactions for polystyrene and other resins. It is a separate chemically defined organic compound with a peroxide group, classified under tariff item 2909.60.00. The product falls within Chapter 29's scope for alcohol peroxides and ketone peroxides.
Di(2-tert-butylperoxyisopropyl)benzene
> Di(2-tert-butylperoxyisopropyl)benzene is an aromatic dialkyl peroxide used for rubber and polyolefin crosslinking. It is a separate chemically defined organic compound with peroxide groups, falling under tariff item 2909.60.00. The product is an ether peroxide within Chapter 29's scope.
Di(4-tert-butylcyclohexyl)peroxydicarbonate
Di(4-tert-butylcyclohexyl)peroxydicarbonate is a perester used as a low-temperature initiator in PVC suspension polymerization. It is classified under tariff item 2909.60.00 as an alcohol peroxide, a chemically defined organic compound of Chapter 29.
Di(cumyl) Peroxide
> Di(cumyl) peroxide, also known as bis(1-methyl-1-phenylethyl) peroxide, is an aromatic dialkyl peroxide used in crosslinked polyethylene production. It is a separate chemically defined organic compound with a peroxide bond, falling under tariff item 2909.60.00. The product is an ether peroxide derivative within Chapter 29's scope.
Dicumyl Peroxide
> Dicumyl peroxide is an aromatic dialkyl peroxide used for crosslinking silicone rubber and thermoplastics. It is a separate chemically defined organic compound with two cumyl groups linked by a peroxide bond, falling under tariff item 2909.60.00. The product is an ether peroxide derivative within Chapter 29's scope.
Di-tert-butyl Peroxide
Di-tert-butyl peroxide is a dialkyl peroxide used as an initiator in free-radical polymerization for plastics and elastomers. It is classified under tariff item 2909.60.00 as an ether peroxide, a chemically defined organic compound.
Di-tert-Butyl Peroxide (Aromatic Grade)
> Di-tert-butyl peroxide is a dialkyl peroxide used as a crosslinking agent in rubber and polymer production. It is a separate chemically defined organic compound with a peroxide bond, classified under tariff item 2909.60.00. The product is an ether peroxide within Chapter 29's scope.
Lauroyl Peroxide
> Lauroyl peroxide is a diacyl peroxide used as a polymerization initiator for acrylic and vinyl resins. It is a separate chemically defined organic compound with a peroxide group, falling under tariff item 2909.60.00. The product is an alcohol peroxide derivative within Chapter 29's scope.
Methyl Ethyl Ketone Peroxide (MEKP)
Methyl ethyl ketone peroxide (MEKP) is a ketone peroxide solution used as a curing agent for unsaturated polyester resins in fiberglass composites and gelcoats. It is classified under tariff item 2909.60.00 as a ketone peroxide, meeting Chapter 29 provisions for organic peroxides in solution.
p-Menthane Hydroperoxide
> p-Menthane hydroperoxide is an aromatic hydroperoxide derived from p-cymene, used in silicone rubber curing and paint driers. It is a separate chemically defined organic compound with a peroxide group, falling under tariff item 2909.60.00. The product is an alcohol peroxide within Chapter 29's scope.
tert-Butyl Hydroperoxide
tert-Butyl hydroperoxide (TBHP) is an organic hydroperoxide used as an oxidant in epoxidation reactions and oxidation catalysis. It is classified under tariff item 2909.60.00 as an alcohol peroxide, fitting Chapter 29's definition of chemically defined organic compounds.
tert-Butyl Peroxy-2-ethylhexyl Carbonate
tert-Butyl peroxy-2-ethylhexyl carbonate is a liquid perester initiator with a low freezing point, used for cold polymerization processes. It is classified under tariff item 2909.60.00 as an ether peroxide, a chemically defined organic compound.
tert-Butyl Peroxybenzoate
> tert-Butyl peroxybenzoate is an organic peroxide used as a catalyst in polyester and vinyl ester resin curing. It is a separate chemically defined compound with a peroxyester structure, falling under tariff item 2909.60.00. The product is an alcohol peroxide derivative within Chapter 29's scope.
tert-Hexyl Peroxyneodecanoate
tert-Hexyl peroxyneodecanoate is a perester initiator used for high-solids acrylic resin production at moderate temperatures. It is classified under tariff item 2909.60.00 as a chemically defined organic peroxide, meeting Chapter 29's isomer and derivative provisions.