Dibutyl Phthalate (DBP)
Dibutyl phthalate is a short-chain phthalate ester used in personal care products, adhesives, and as a solvent. It imports under HTS 2917.34.01 as an orthophthalic acid diester, meeting Chapter 29 requirements for separate chemically defined organic compounds.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If dioctyl terephthalate instead of orthophthalate
Terephthalic acid isomers classified separately; different chemical structure changes subheading.
If supplied as organic composite solvent with >30% organic solvents
Organic composite solvents in Chapter 38; Chapter 29 excludes solvent mixtures beyond transport exceptions.
If incorporated into final cosmetic fragrance mixtures
Mixtures for retail cosmetic use classified by function in Chapter 33, not pure chemical components.
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Import Tips & Compliance
• Subject to CPSIA phthalate content limits (<0.1%) for children's products; test and certify
• Declare exact CAS number (84-74-2) on commercial invoice for CBP verification
• Avoid bulk packaging without stabilizers; may trigger stability reclassification
Related Products under HTS 2917.34.01
Dioctyl Phthalate (DOP)
Dioctyl phthalate is an ester of orthophthalic acid used primarily as a plasticizer in PVC production for flexible plastics like cables and flooring. It falls under HTS 2917.34.01 as an 'other ester of orthophthalic acid' since it is a chemically defined diester derivative of 1,2-benzenedicarboxylic acid. This classification applies to separate organic compounds meeting Chapter 29 note (a).
Dicyclohexyl Phthalate (DCHP)
DCHP provides high temperature resistance as a plasticizer in automotive under-the-hood applications and cellulose acetate. As an orthophthalic acid ester with cyclic alcohol groups, it imports under HTS 2917.34.01.
Diphenyl Phthalate
Diphenyl phthalate serves as a flame-retardant plasticizer and intermediate for dyes/pigments. This orthophthalic diester falls under HTS 2917.34.01 as a separate aromatic polycarboxylic acid derivative.
Butyl Benzyl Phthalate (BBP Alternate)
Alternative name for BBP used in nail polish and adhesives. Same HTS 2917.34.01 classification as mixed orthophthalic ester.
Diisodecyl Phthalate (DIDP)
DIDP offers low volatility for outdoor vinyl applications like siding and roofing. Orthophthalic acid ester classification under HTS 2917.34.01.
Diundecyl Phthalate
Specialty long-chain phthalate for high-temperature wire insulation. HTS 2917.34.01 orthophthalic ester.