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HS Code for Solid Sodium Hydroxide
Author: Ivy Tse
Published:
Updated:

HS Code for Solid Sodium Hydroxide 2025

TL;DR: **The HS code for solid sodium hydroxide is 2815.11 in 2025.** Discover classification details, regional updates, shipping rules, and compliance tips for seamless global trade under HS 2022 nomenclature.

What Is the HS Code for Solid Sodium Hydroxide?

HS codes classify traded goods worldwide, with solid sodium hydroxide under 2815.11. This 6-digit code from the World Customs Organization (WCO) covers solid caustic soda in Chapter 28.

  • Chapter 28: Inorganic chemicals and compounds
  • Heading 15: Sodium hydroxide (caustic soda)
  • Subheading 11: Solid forms like flakes or pearls
  • Distinguishes from liquid (2815.12)
  • Valid through 2027 per WCO HS 2022

Use this for customs declarations, tariffs, and trade statistics in 2025.

HS Code 2815.11 Breakdown for Solid Sodium Hydroxide

The precise structure of HS code 2815.11 ensures accurate tariff classification.

  • 28: Inorganic chemicals
  • 15: Alkali/alkaline-earth metals hydroxides
  • .11: Sodium hydroxide, solid

Verify on official HS code lookup sources for official details.

2025 Regional HS Code Updates for Sodium Hydroxide

While base HS code 2815.11 stays unchanged, 2025 sees key regional extensions.

Region2025 HS Code ChangeImpact on 2815.11
United States (HTS)De minimis rule ends Aug 29Requires 10-digit extensions for chemicals
GCC Countries12-digit HS mandatory Jan 1Subheadings for purity levels in solid form
European Union (CN)Combined Nomenclature refreshAdded codes for solid variants
Global WCOHS 2022 remains until 2027No change to core 2815.11

These tariff compliance 2025 updates demand precise HS code extensions.

How to Find the Correct HS Code for Solid Sodium Hydroxide

Follow this step-by-step process for accurate HS code classification.

  1. Confirm product: Solid sodium hydroxide (flakes, pearls, not liquid)
  2. Access WCO HS database or national tariff sites
  3. Enter keywords: "sodium hydroxide solid"
  4. Match to 2815.11 and add regional digits
  5. Cross-check with Safety Data Sheet (SDS)

Tools like WCO HS online enhance HS code lookup efficiency.

Industries Relying on Solid Sodium Hydroxide HS Code 2815.11

Solid sodium hydroxide powers diverse sectors with steady import/export volumes.

  • Paper and pulp production
  • Soap and detergent manufacturing
  • Water and wastewater treatment
  • Aluminum extraction
  • Food processing (e.g., pretzel production)
  • Textile processing

Accurate HS code usage prevents disruptions in these high-volume shipments.

Shipping Rules for Solid Sodium Hydroxide Under HS 2815.11

Class 8 corrosive material requires specialized hazmat handling.

  • UN-approved drums or bags
  • Corrosive hazard labels
  • IMDG for sea, IATA for air freight
  • Segregate from acids and foodstuffs
  • Include SDS with HS code 2815.11 on docs

Limited quantities permitted in air with proper documentation.

Common HS Code Mistakes with Solid Sodium Hydroxide

Avoid these pitfalls for smooth tariff compliance 2025.

  • Confusing solid (2815.11) with liquid (2815.12)
  • Ignoring regional extensions (e.g., GCC 12-digit)
  • Omitting HS code on commercial invoice
  • Under-declaring hazardous nature
  • Not updating for 2025 de minimis changes

Errors lead to fines up to 20% of shipment value.

FAQ: HS Code for Solid Sodium Hydroxide 2025

Quick answers to top questions on HS code 2815.11.

  1. What is the HS code for solid sodium hydroxide? It's 2815.11 for solid forms under WCO HS 2022.
  2. Does 2815.11 change in 2025? No core change, but regions add digits for tariffs.
  3. How does GCC affect HS code for sodium hydroxide? 12-digit extensions start Jan 1, 2025.
  4. Is solid sodium hydroxide hazardous? Yes, Class 8 corrosive per UN regulations.
  5. What docs need HS code 2815.11? Invoice, packing list, and SDS.
  6. US import rules for 2815.11 in 2025? 10-digit HTS post-de minimis update.
  7. EU CN code for solid sodium hydroxide? Maintains 2815.11 with purity subheadings.
  8. Where to verify official HS codes? WCO website or national customs portals.
  9. Can it ship by air under 2815.11? Limited quantities with IATA compliance.
  10. Why use correct HS code for caustic soda? Avoids duties, delays, and penalties.

Resources for HS Code Compliance

Stay updated on tariff compliance 2025 with reliable sources.

  • WCO HS Nomenclature: wcoomd.org
  • US HTS: usitc.gov
  • EU TARIC: ec.europa.eu/taxation_customs

For expert help with HS code classification and hazmat shipping, Book a Demo. Contact: HKG +852 24671689 | CHN +86 4008751689 | USA +1 337 361 2833 | Email: enquiry@freightamigo.com.