Spain HS CodeHS Code 3811900040: Oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives for mineral oils, incl. gasoline, or for other liquids used for the same purposes as mineral oils (excl. anti-knock preparations and oil lubricant additives) : Solution of a quaternary ammonium salt based on polyisobutenyl succinimide, containing by weight 10% or more but not more than 29,9% of 2-ethylhexanol in Spain
What is HS Code 3811900040 in Spain
Under Spain's Combined Nomenclature / TARIC (Nomenclatura Combinada), HS Code 3811900040 is classified as Oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives for mineral oils, incl. gasoline, or for other liquids used for the same purposes as mineral oils (excl. anti-knock preparations and oil lubricant additives) : Solution of a quaternary ammonium salt based on polyisobutenyl succinimide, containing by weight 10% or more but not more than 29,9% of 2-ethylhexanol. Spain's tariff system extends the WCO Harmonized System to 10 digits with national subdivisions. 3811900040 belongs to Section VI: Products of the chemical or allied industries, Chapter 38: Miscellaneous chemical products, Heading 3811: Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anticorrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils.
Explore more 2026 Latest Spain import export trade data and shipment records for HS Code Other Oil Additives on TradeInt global trade data platformClassification Path of HS Code 3811900040 in Spain
Spain Tariff Classification: Combined Nomenclature / TARIC (CN / TARIC)
In Spain, HS 3811900040 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://sede.agenciatributaria.gob.es/
Top Trading Product of HS Code 3811
Top Spain import Product Under HS Code 3811
1 381121: Additives for lubricating oils : Containing petroleum oils or oils obtained from bituminous minerals $216.9M2 381190: Other $61.0M3 381129: Additives for lubricating oils : Other $12.7MFigures shown for 2025.
For more 2026 recent data, search for Spain import trade recordsTop Spain export Product Under HS Code 3811
1 381190: Other $25.6M2 381121: Additives for lubricating oils : Containing petroleum oils or oils obtained from bituminous minerals $19.3M3 381119: Antiknock preparations : Other $9.0MFigures shown for 2025.
For more 2026 recent data, search for Spain export trade recordsRelated HS Code to Spain Other Oil Additives (3811900040)
HS Code 3811900010
Oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives for mineral oils, incl. gasoline, or for other liquids used for the same purposes as mineral oils (excl. anti-knock preparations and oil lubricant additives) : Dinonylnaphthylsulphonic acid salt, in a mineral oil solution
HS Code 3811900050
Oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives for mineral oils, incl. gasoline, or for other liquids used for the same purposes as mineral oils (excl. anti-knock preparations and oil lubricant additives) : Corrosion inhibitor| containing|: -|polyisobutenyl succinic acid and| -|more than 5|% and not more than 20|% by weight of mineral oilsfor use in the manufacture of blends of additives for fuels
HS Code 3811900090
Oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives for mineral oils, incl. gasoline, or for other liquids used for the same purposes as mineral oils (excl. anti-knock preparations and oil lubricant additives) : Other
HS Code 381111
Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anticorrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils : Antiknock preparations : Based on lead compounds
HS Code 381119
Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anticorrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils : Antiknock preparations : Other
HS Code 381121
Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anticorrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils : Additives for lubricating oils : Containing petroleum oils or oils obtained from bituminous minerals
HS Code 381129
Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anticorrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils : Additives for lubricating oils : Other
HS Code 380110
Artificial graphite; colloidal or semicolloidal graphite; preparations based on graphite or other carbon in the form of pastes, blocks, plates or other semimanufactures : Artificial graphite
HS Code 380120
Artificial graphite; colloidal or semicolloidal graphite; preparations based on graphite or other carbon in the form of pastes, blocks, plates or other semimanufactures : Colloidal or semicolloidal graphite
HS Code 380130
Artificial graphite; colloidal or semicolloidal graphite; preparations based on graphite or other carbon in the form of pastes, blocks, plates or other semimanufactures : Carbonaceous pastes for electrodes and similar pastes for furnace linings
Frequently Asked Questions
What is HS code 3811900040 in Spain?
HS code 3811900040 covers Oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives for mineral oils, incl. gasoline, or for other liquids used for the same purposes as mineral oils (excl. anti-knock preparations and oil lubricant additives) : Solution of a quaternary ammonium salt based on polyisobutenyl succinimide, containing by weight 10% or more but not more than 29,9% of 2-ethylhexanol in Spain. It sits in Chapter 38 (Miscellaneous chemical products), Heading 3811 of the Harmonized System, and is classified under CN / TARIC.
Is HS code 3811900040 the same across all countries?
What system does Spain use to classify HS code 3811900040?
Where can I officially look up HS code 3811900040 in Spain?