Japan HS Code

HS Code 284390: Other compounds; amalgams in Japan

Q: Is HS code 284390 the same across all countries?

Yes — up to the 6-digit level, HS code 284390 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 284390?

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 284390 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 284390 in Japan

Under Japan's Customs Tariff Schedules of Japan (実行関税率表), HS Code 284390 is the WCO Harmonized System subheading for Other compounds; amalgams. This is the most detailed internationally standardized level; Japan extends classifications to 9 digits under its national tariff system. 284390 belongs to Section VI: Products of the chemical or allied industries, Chapter 28: Inorganic chemicals : organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes, Heading 2843: Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals.

Explore more 2026 Latest Japan import export trade data and shipment records for HS Code Other Precious Metal Compounds on TradeInt global trade data platform

Classification Path of HS Code 284390 in Japan

Section VI

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

Chapter 28

Inorganic chemicals : organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes

HS Code 2843

Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals

HS Code 284390

Other compounds; amalgams

HS Code 284390000

Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals > Other compounds; amalgams 貴金属の無機又は有機の化合物（化学的に単一であるかないかを問わない。）、コロイド状貴金属及び貴金属のアマルガム > －その他の化合物及びアマルガム

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

In Japan, HS 284390 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 284390 means. Now see 2026 latest real trade activity for Other Precious Metal Compounds 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 2843

Top Japan import Product Under HS Code 2843

1 284390: Other compounds; amalgams $37.2M 2 284329: Silver compounds : Other $849.5K 3 284310: Colloidal precious metals $339.1K

Figures shown for 2025.

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

Top Japan export Product Under HS Code 2843

1 284390: Other compounds; amalgams $1.7B 2 284330: Gold compounds $401.3M 3 284329: Silver compounds : Other $24.8M

Figures shown for 2025.

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

Related HS Code to Japan Other Precious Metal Compounds (284390)

HS Code 284390000

Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals > Other compounds; amalgams

HS Code 284310

Colloidal precious metals

HS Code 284321

Silver compounds : Silver nitrate

HS Code 284329

Silver compounds : Other

Sulphur, sublimed or precipitated; colloidal sulphur

HS Code 280300

Carbon (carbon blacks and other forms of carbon not elsewhere specified or included)

Frequently Asked Questions

What is HS code 284390 in Japan?

HS code 284390 covers Other compounds; amalgams in Japan. It sits in Chapter 28 (Inorganic chemicals : organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes), Heading 2843 of the Harmonized System, and is classified under Japan HS / Statistical Code.

Is HS code 284390 the same across all countries?

What system does Japan use to classify HS code 284390?

Where can I officially look up HS code 284390 in Japan?