Japan HS Code

HS Code 293951: Theophylline and aminophylline (theophyllineethylenediamine) and their derivatives; salts thereof : Fenetylline (INN) and its salts in Japan

Q: Is HS code 293951 the same across all countries?

Yes — up to the 6-digit level, HS code 293951 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Japan extends it under Japan HS / Statistical Code.

Q: What system does Japan use to classify HS code 293951?

Japan classifies products under the Customs Tariff Schedules of Japan (Japan HS / Statistical Code; locally 実行関税率表), which extends HS codes to 9 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 293951 in Japan?

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

What is HS Code 293951 in Japan

Under Japan's Customs Tariff Schedules of Japan (実行関税率表), HS Code 293951 is the WCO Harmonized System subheading for Theophylline and aminophylline (theophyllineethylenediamine) and their derivatives; salts thereof : Fenetylline (INN) and its salts. This is the most detailed internationally standardized level; Japan extends classifications to 9 digits under its national tariff system. 293951 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2939: Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives.

Explore more 2026 Latest Japan import export trade data and shipment records for HS Code Theophylline and Fenetylline on TradeInt global trade data platform

Classification Path of HS Code 293951 in Japan

Section VI

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

Chapter 29

Organic chemicals

HS Code 2939

Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives

HS Code 293951

Theophylline and aminophylline (theophyllineethylenediamine) and their derivatives; salts thereof : Fenetylline (INN) and its salts

HS Code 293951000

Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives. > Fenetylline (INN) and its salts アルカロイド（天然のもの及びこれと同一の構造を有する合成のものに限る。）及びその塩、エーテル、エステルその他の誘導体 > －－フェネチリン（INN）及びその塩

Japan Tariff Classification: Customs Tariff Schedules of Japan (Japan HS / Statistical Code)

In Japan, HS 293951 is classified under the Customs Tariff Schedules of Japan (実行関税率表) — a 9-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Customs Tariff Schedules of Japan (Japan HS / Statistical Code)

Local name 実行関税率表

Digits 9

Official source https://www.customs.go.jp/english/

You know what 293951 means. Now see 2026 latest real trade activity for Theophylline and Fenetylline in Japan.

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

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Top Trading Product of HS Code 2939

Top Japan import Product Under HS Code 2939

1 293919: Alkaloids of opium and their derivatives; salts thereof : Other $33.1M 2 293930: Caffeine and its salts $15.5M 3 293979: Other, of vegetable origin : Other $10.1M

Figures shown for 2025.

For more 2026 recent data, search for Japan import trade records

Top Japan export Product Under HS Code 2939

1 293919: Alkaloids of opium and their derivatives; salts thereof : Other $28.0M 2 293979: Other, of vegetable origin : Other $1.4M 3 293980: Other $1.1M

Figures shown for 2025.

For more 2026 recent data, search for Japan export trade records

Related HS Code to Japan Theophylline and Fenetylline (293951)

HS Code 293951000

Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives. > Fenetylline (INN) and its salts

HS Code 293911

Alkaloids of opium and their derivatives; salts thereof : Concentrates of poppy straw; buprenorphine (INN), codeine, dihydrocodeine (INN), ethylmorphine, etorphine (INN), heroin, hydrocodone (INN), hydromorphone (INN), morphine, nicomorphine (INN), oxycodone (INN), oxymorphone (INN), pholcodine (INN), thebacon (INN) and thebaine; salts thereof

HS Code 293919

Alkaloids of opium and their derivatives; salts thereof : Other

HS Code 293920

Alkaloids of cinchona and their derivatives; salts thereof

HS Code 293930

Caffeine and its salts

HS Code 293941

Ephedrines and their salts : Ephedrine and its salts

HS Code 293942

Ephedrines and their salts : Pseudoephedrine (INN) and its salts

HS Code 293943

Ephedrines and their salts : Cathine (INN) and its salts

HS Code 293944

Ephedrines and their salts : Norephedrine and its salts

HS Code 293949

Ephedrines and their salts : Other

Frequently Asked Questions

What is HS code 293951 in Japan?

HS code 293951 covers Theophylline and aminophylline (theophyllineethylenediamine) and their derivatives; salts thereof : Fenetylline (INN) and its salts in Japan. It sits in Chapter 29 (Organic chemicals), Heading 2939 of the Harmonized System, and is classified under Japan HS / Statistical Code.

Is HS code 293951 the same across all countries?

What system does Japan use to classify HS code 293951?

Where can I officially look up HS code 293951 in Japan?