Hong Kong, China Special Administrative Region HS Code

HS Code 38111900: ANTI-KNOCK PREPARATIONS, NESOI in Hong Kong, China Special Administrative Region

Q: Is HS code 38111900 the same across all countries?

Only the first 6 digits of HS code 38111900 are internationally harmonized. The remaining digits are added by Hong Kong, China Special Administrative Region under HKHS and are not directly comparable to other countries' codes.

Q: What system does Hong Kong, China Special Administrative Region use to classify HS code 38111900?

Hong Kong, China Special Administrative Region classifies products under the Hong Kong Harmonized System (HKHS; locally 香港協調制度), which extends HS codes to 8 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 38111900 in Hong Kong, China Special Administrative Region?

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

What is HS Code 38111900 in Hong Kong, China Special Administrative Region

Under Hong Kong, China Special Administrative Region's Hong Kong Harmonized System (香港協調制度), HS Code 38111900 is classified as ANTI-KNOCK PREPARATIONS, NESOI. Hong Kong, China Special Administrative Region's tariff system extends the WCO Harmonized System to 8 digits with national subdivisions. 38111900 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 Hong Kong, China Special Administrative Region import export trade data and shipment records for HS Code Unleaded Anti-Knock Additives on TradeInt global trade data platform

Classification Path of HS Code 38111900 in Hong Kong, China Special Administrative Region

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 38111900

ANTI-KNOCK PREPARATIONS, NESOI 抗震劑，未列明或未包括在其他編號

Hong Kong, China Special Administrative Region Tariff Classification: Hong Kong Harmonized System (HKHS)

In Hong Kong, China Special Administrative Region, HS 38111900 is classified under the Hong Kong Harmonized System (香港協調制度) — a 8-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Hong Kong Harmonized System (HKHS)

Local name 香港協調制度

Digits 8

Official source https://www.customs.gov.hk/en/home/index.html

You know what 38111900 means. Now see 2026 latest real trade activity for Unleaded Anti-Knock Additives in Hong Kong, China Special Administrative Region.

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

Search 2026 Latest Hong Kong, China Special Administrative Region Import Data Search 2026 Latest Hong Kong, China Special Administrative Region Export Data

Top Trading Product of HS Code 3811

Top Hong Kong, China Special Administrative Region import Product Under HS Code 3811

1 381121: Additives for lubricating oils : Containing petroleum oils or oils obtained from bituminous minerals $53.5M 2 381190: Other $3.0M 3 381129: Additives for lubricating oils : Other $1.1M

Figures shown for 2025.

For more 2026 recent data, search for Hong Kong, China Special Administrative Region import trade records

Top Hong Kong, China Special Administrative Region export Product Under HS Code 3811

1 381121: Additives for lubricating oils : Containing petroleum oils or oils obtained from bituminous minerals $6.2M 2 381129: Additives for lubricating oils : Other $626.6K 3 381190: Other $198.3K

Figures shown for 2025.

For more 2026 recent data, search for Hong Kong, China Special Administrative Region export trade records

Related HS Code to Hong Kong, China Special Administrative Region Unleaded Anti-Knock Additives (38111900)

HS Code 381111

Antiknock preparations : Based on lead compounds

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

38111900 in Other Countries

See how 38111900 (Unleaded Anti-Knock Additives) is classified across other countries, each with its own national code and local description.

Compare 38111900 across countries

Frequently Asked Questions

What is HS code 38111900 in Hong Kong, China Special Administrative Region?

HS code 38111900 covers ANTI-KNOCK PREPARATIONS, NESOI in Hong Kong, China Special Administrative Region. It sits in Chapter 38 (Miscellaneous chemical products), Heading 3811 of the Harmonized System, and is classified under HKHS.

Is HS code 38111900 the same across all countries?

What system does Hong Kong, China Special Administrative Region use to classify HS code 38111900?

Where can I officially look up HS code 38111900 in Hong Kong, China Special Administrative Region?