United States of America HS Code

HS Code 3811111000: Based on tetraethyl lead or on a mixture of tetraethyl lead and tetramethyl lead in United States of America

Q: Is HS code 3811111000 the same across all countries?

Only the first 6 digits of HS code 3811111000 are internationally harmonized. The remaining digits are added by United States of America under HTS / HTSUS and are not directly comparable to other countries' codes.

Q: What system does United States of America use to classify HS code 3811111000?

United States of America classifies products under the Harmonized Tariff Schedule of the United States (HTS / HTSUS; locally Harmonized Tariff Schedule), which extends HS codes to 10 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 3811111000 in United States of America?

The official source is https://www.cbp.gov/. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 3811111000 in United States of America

Under United States of America's Harmonized Tariff Schedule of the United States (Harmonized Tariff Schedule), HS Code 3811111000 is classified as Based on tetraethyl lead or on a mixture of tetraethyl lead and tetramethyl lead. United States of America's tariff system extends the WCO Harmonized System to 10 digits with national subdivisions. 3811111000 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 United States of America import export trade data and shipment records for HS Code Leaded Anti-Knock Additives on TradeInt global trade data platform

Classification Path of HS Code 3811111000 in United States of America

Section VI

Chapters (28-38) Products of the chemical or allied industries

Chapter 38

Miscellaneous chemical products

HS Code 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

HS Code 3811111000

Based on tetraethyl lead or on a mixture of tetraethyl lead and tetramethyl lead

United States of America Tariff Classification: Harmonized Tariff Schedule of the United States (HTS / HTSUS)

In United States of America, HS 3811111000 is classified under the Harmonized Tariff Schedule of the United States (Harmonized Tariff Schedule) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Harmonized Tariff Schedule of the United States (HTS / HTSUS)

Local name Harmonized Tariff Schedule

Digits 10

Official source https://www.cbp.gov/

You know what 3811111000 means. Now see 2026 latest real trade activity for Leaded Anti-Knock Additives in United States of America.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

Search 2026 Latest United States of America Import Data Search 2026 Latest United States of America Export Data

Top Trading Product of HS Code 3811

Top United States of America import Product Under HS Code 3811

1 381121: Additives for lubricating oils : Containing petroleum oils or oils obtained from bituminous minerals $496.1M 2 381190: Other $168.5M 3 381129: Additives for lubricating oils : Other $162.4M

Figures shown for 2025.

For more 2026 recent data, search for United States of America import trade records

Top United States of America export Product Under HS Code 3811

1 381121: Additives for lubricating oils : Containing petroleum oils or oils obtained from bituminous minerals $1.9B 2 381190: Other $719.6M 3 381129: Additives for lubricating oils : Other $307.3M

Figures shown for 2025.

For more 2026 recent data, search for United States of America export trade records

Related HS Code to United States of America Leaded Anti-Knock Additives (3811111000)

HS Code 3811115000

Other

HS Code 381119

Antiknock preparations : Other

HS Code 381121

Additives for lubricating oils : Containing petroleum oils or oils obtained from bituminous minerals

HS Code 381129

Additives for lubricating oils : Other

Colloidal or semicolloidal graphite

HS Code 380130

Carbonaceous pastes for electrodes and similar pastes for furnace linings

3811111000 in Other Countries

See how 3811111000 (Leaded Anti-Knock Additives) is classified across other countries, each with its own national code and local description.

Compare 3811111000 across countries

Frequently Asked Questions

What is HS code 3811111000 in United States of America?

HS code 3811111000 covers Based on tetraethyl lead or on a mixture of tetraethyl lead and tetramethyl lead in United States of America. It sits in Chapter 38 (Miscellaneous chemical products), Heading 3811 of the Harmonized System, and is classified under HTS / HTSUS.

Is HS code 3811111000 the same across all countries?

What system does United States of America use to classify HS code 3811111000?

Where can I officially look up HS code 3811111000 in United States of America?