Indonesia HS Code

HS Code 281520: Potassium hydroxide (caustic potash) in Indonesia

Q: Is HS code 281520 the same across all countries?

Yes — up to the 6-digit level, HS code 281520 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Indonesia extends it under BTKI.

Q: What system does Indonesia use to classify HS code 281520?

Indonesia classifies products under the Buku Tarif Kepabeanan Indonesia 2022 (BTKI; locally Buku Tarif Kepabeanan Indonesia), 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 281520 in Indonesia?

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

What is HS Code 281520 in Indonesia

Under Indonesia's Buku Tarif Kepabeanan Indonesia 2022 (Buku Tarif Kepabeanan Indonesia), HS Code 281520 is the WCO Harmonized System subheading for Potassium hydroxide (caustic potash). This is the most detailed internationally standardized level; Indonesia extends classifications to 8 digits under its national tariff system. 281520 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 2815: Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium.

Explore more 2026 Latest Indonesia import export trade data and shipment records for HS Code Potassium Hydroxide on TradeInt global trade data platform

Classification Path of HS Code 281520 in Indonesia

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 2815

Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium

HS Code 281520

Potassium hydroxide (caustic potash)

HS Code 28152000

Potassium hydroxide (caustic potash) Kalium hidroksida (potas api)

Indonesia Tariff Classification: Buku Tarif Kepabeanan Indonesia 2022 (BTKI)

In Indonesia, HS 281520 is classified under the Buku Tarif Kepabeanan Indonesia 2022 (Buku Tarif Kepabeanan Indonesia) — a 8-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Buku Tarif Kepabeanan Indonesia 2022 (BTKI)

Local name Buku Tarif Kepabeanan Indonesia

Digits 8

Official source https://www.beacukai.go.id/

You know what 281520 means. Now see 2026 latest real trade activity for Potassium Hydroxide in Indonesia.

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

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Top Trading Product of HS Code 2815

Top Indonesia import Product Under HS Code 2815

1 281512: Sodium hydroxide (caustic soda) : In aqueous solution (soda lye or liquid soda) $721.7M 2 281511: Sodium hydroxide (caustic soda) : Solid $56.5M 3 281520: Potassium hydroxide (caustic potash) $19.1M

Figures shown for 2025.

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

Top Indonesia export Product Under HS Code 2815

1 281512: Sodium hydroxide (caustic soda) : In aqueous solution (soda lye or liquid soda) $35.8M 2 281511: Sodium hydroxide (caustic soda) : Solid $69.5K 3 281520: Potassium hydroxide (caustic potash) $19.3K

Figures shown for 2025.

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

Related HS Code to Indonesia Potassium Hydroxide (281520)

HS Code 28152000

Potassium hydroxide (caustic potash)

HS Code 281511

Sodium hydroxide (caustic soda) : Solid

HS Code 281512

Sodium hydroxide (caustic soda) : In aqueous solution (soda lye or liquid soda)

HS Code 281530

Peroxides of sodium or potassium

Sulphur, sublimed or precipitated; colloidal sulphur

HS Code 280300

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

HS Code 280410

Hydrogen

Frequently Asked Questions

What is HS code 281520 in Indonesia?

HS code 281520 covers Potassium hydroxide (caustic potash) in Indonesia. 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 2815 of the Harmonized System, and is classified under BTKI.

Is HS code 281520 the same across all countries?

What system does Indonesia use to classify HS code 281520?

Where can I officially look up HS code 281520 in Indonesia?