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HS Code for Tungsten trioxide
Author: Ivy Tse
Published:
Updated:

HS Code for Tungsten Trioxide 2025

TL;DR: The HS code for tungsten trioxide is 2825.90 in 2025. Key updates include GCC 12-digit codes from Jan 1, US HTS mandates Sep 1, and EU CN revisions—no WCO changes until 2027. Verify for tariff compliance in e-commerce shipments.

What is the HS Code for Tungsten Trioxide?

HS codes classify goods for international trade. Tungsten trioxide (WO₃) falls under HS code 2825.90 as an inorganic chemical in 2025.

This guide details classification, 2025 updates, and compliance tips.

Tungsten Trioxide Properties and HS Classification Basics

**Tungsten trioxide (WO₃), formula WO₃, is a yellow powder used in industry.**

  • Occurs naturally as tungstite mineral.
  • Chapter 28: Inorganic chemicals, compounds of metals.
  • Heading 2825: Antimony oxides, tungsten oxides.
  • Subheading 2825.90: Other tungsten oxides including WO₃.
  • 6-digit code standardized by WCO globally.

Exact HS Code for Tungsten Trioxide Shipments in 2025

**Primary HS code for tungsten trioxide remains 2825.90 through 2025.**

  • 28: Inorganic chemicals chapter.
  • 2825: Tungsten oxides and similar.
  • 2825.90: Covers pure WO₃ and mixtures.
  • Local extensions: 8-12 digits for duties.
  • Verify via WCO HS database.

Cross-check national tariffs for accuracy.

2025 HS Code Changes Affecting Tungsten Trioxide

**No global WCO HS code changes until 2027, but regional 2025 updates apply.**

Region2025 HS Code UpdateImpact on Tungsten Trioxide (2825.90)
USAHTS mandatory Sep 1; de minimis ends10-digit codes required for all imports.
GCC Countries12-digit HS from Jan 1Precise tariff classification for chemicals.
EUCombined Nomenclature 2025Updated TARIC codes; check subheadings.
ChinaNational HS adjustmentsAlign with domestic chemical regs.
AustraliaCustoms tariff revisionsVerify Working Tariff Document.

Table source: Official 2025 customs notices (WCO, USITC).

Industrial Applications of Tungsten Trioxide

**Tungsten trioxide drives demand across sectors, requiring accurate HS code use.**

  1. Ceramic pigments and glass coloring.
  2. Petrochemical catalysts.
  3. Smart window electrochromics.
  4. Gas sensors for air quality.
  5. Photocatalytic water splitting.

Increases shipment volumes globally.

How to Classify Tungsten Trioxide with 2025 HS Codes

**Follow this step-by-step for correct HS code 2825.90 assignment.**

  1. Identify material: WO₃ chemical composition.
  2. Locate Chapter 28 inorganic chemicals.
  3. Select 2825 for tungsten oxides.
  4. Confirm 2825.90 'other' category.
  5. Add country-specific digits.

Consult WCO explanatory notes.

Tariff Compliance Tips for Tungsten Trioxide 2025

**Accurate HS code prevents delays and fines in 2025 shipments.**

  • Calculate correct import duties.
  • Ensure smooth customs clearance.
  • Meet hazardous material rules if applicable.
  • Avoid penalties up to 100% value.
  • Improve supply chain efficiency.

FAQ: HS Code for Tungsten Trioxide 2025

**Answers to top queries on tungsten trioxide HS code and 2025 updates.**

What is the HS code for tungsten trioxide?
2825.90 under Chapter 28 inorganic chemicals.
Does the HS code for tungsten trioxide change in 2025?
No WCO change; regional extensions apply from Jan/Sep 2025.
What are GCC 12-digit HS codes for 2025?
Mandatory from Jan 1 for precise chemical tariffs like WO₃.
How do US HTS changes affect tungsten trioxide imports?
10-digit mandatory Sep 1 post-de minimis rule end.
What is EU TARIC code for tungsten trioxide 2025?
Extends 2825.90; check Combined Nomenclature updates.
Is tungsten trioxide hazardous for HS classification?
Typically non-hazardous; verify purity and packaging.
Where to verify HS code 2825.90 officially?
WCO HS database or national customs portals.
Next WCO HS code revision after 2025?
Scheduled for 2027 implementation.
HS code for tungsten trioxide mixtures?
Still 2825.90 if predominant; check rulings.
Tools for 2025 HS code lookup?
WCO online, USITC HTS search, EU TARIC.

Resources for HS Code Compliance

Need help with tungsten trioxide shipments? Book a Demo with FreightAmigo. Contact: HKG +852 24671689 / +852 23194879, CHN +86 4008751689, USA +1 337 361 2833, GBR +44 808 189 0136, AUS +61 180002752, email enquiry@freightamigo.com (WhatsApp available).

. Sources: WCO, USITC.