Portugal HS CodeHS Code 291829: Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives : Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives : Other in Portugal
What is HS Code 291829 in Portugal
Under Portugal's Combined Nomenclature / TARIC (Nomenclatura Combinada), HS Code 291829 is the WCO Harmonized System subheading for Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives : Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives : Other. This is the most detailed internationally standardized level; Portugal extends classifications to 10 digits under its national tariff system. 291829 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2918: Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives.
Explore more 2026 Latest Portugal import export trade data and shipment records for HS Code Other Phenol-Function Acids on TradeInt global trade data platformClassification Path of HS Code 291829 in Portugal
Portugal Tariff Classification: Combined Nomenclature / TARIC (CN / TARIC)
In Portugal, HS 291829 is classified under the Combined Nomenclature / TARIC (Nomenclatura Combinada) — a 10-digit national extension of the WCO 6-digit Harmonized System.
Tariff schedule Combined Nomenclature / TARIC (CN / TARIC)
Local name Nomenclatura Combinada
Digits 10
Official source https://www.portaldasfinancas.gov.pt/
Top Trading Product of HS Code 2918
Top Portugal import Product Under HS Code 2918
1 291830: Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives $29.0M2 291816: Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives : Gluconic acid, its salts and esters $24.7M3 291814: Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives : Citric acid $5.0MFigures shown for 2025.
For more 2026 recent data, search for Portugal import trade recordsTop Portugal export Product Under HS Code 2918
1 291813: Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives : Salts and esters of tartaric acid $999.0K2 291814: Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives : Citric acid $554.5K3 291829: Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives : Other $353.4KFigures shown for 2025.
For more 2026 recent data, search for Portugal export trade recordsRelated HS Code to Portugal Other Phenol-Function Acids (291829)
HS Code 2918290010
Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. salicylic acid and o-Acetylsalicylic acid, and their salts and esters) : Sulphosalicylic acids, hydroxynaphthoic acids; their salts and esters Monohydroxynaphthoic acids
HS Code 2918290019
Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. salicylic acid and o-Acetylsalicylic acid, and their salts and esters) : Sulphosalicylic acids, hydroxynaphthoic acids; their salts and esters Other
HS Code 2918290035
Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. salicylic acid and o-Acetylsalicylic acid, and their salts and esters) : Propyl 3,4,5-trihydroxybenzoate (CAS RN 121-79-9)
HS Code 2918290040
Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. salicylic acid and o-Acetylsalicylic acid, and their salts and esters) : 3-Hydroxy-4-nitrobenzoic acid (CAS RN 619-14-7) with a purity by weight of more than 96,5 %
HS Code 2918290050
Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. salicylic acid and o-Acetylsalicylic acid, and their salts and esters) : Hexamethylene bis[3-(3,5-di-_tert_-butyl-4-hydroxyphenyl)propionate] (CAS RN 35074-77-2)
HS Code 2918290060
Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. salicylic acid and o-Acetylsalicylic acid, and their salts and esters) : Methyl-, ethyl-,|propyl-|or butyl|esters of 4-hydroxybenzoic acid or their sodium salts (CAS RN 35285-68-8, 99-76-3, 5026-62-0, 94-26-8, 94-13-3, 35285-69-9, 120-47-8, 36457-20-2 or 4247-02-3)
HS Code 2918290070
Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. salicylic acid and o-Acetylsalicylic acid, and their salts and esters) : 3,5-Diiodosalicylic acid (CAS RN 133-91-5)
HS Code 2918290075
Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. salicylic acid and o-Acetylsalicylic acid, and their salts and esters) : Octadecyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate (CAS RN 2082-79-3) with a sieve passing fraction at a mesh width of 500 ?m of more than 99 % by weight and a melting point of 49 °C or more, but not more than 54 °C,for use in the manufacture of PVC processing stabilizer-one packs based on powder mixtures (powders or press granulates)
HS Code 2918290080
Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. salicylic acid and o-Acetylsalicylic acid, and their salts and esters) : Pentaerythritol tetrakis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate) (CAS RN 6683-19-8) with: a sieve passing fraction at a mesh width of 250 ?m of more than 75 % by weight and at a mesh width of 500 ?m of more than 99 % by weight, and a melting point of 110 °C or more, but not more than 125 °C,for use in the manufacture of PVC processing stabilizer-one packs based on powder mixtures (powders or press granulates)
HS Code 2918290090
Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. salicylic acid and o-Acetylsalicylic acid, and their salts and esters) : Other
Frequently Asked Questions
What is HS code 291829 in Portugal?
HS code 291829 covers Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives : Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives : Other in Portugal. It sits in Chapter 29 (Organic chemicals), Heading 2918 of the Harmonized System, and is classified under CN / TARIC.
Is HS code 291829 the same across all countries?
What system does Portugal use to classify HS code 291829?
Where can I officially look up HS code 291829 in Portugal?