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HS-6 · Subheading

251910

Magnesium carbonate (magnesite); natural

Heading 2519Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; magnesium oxide, pure or not

Chapter 25: Salt; sulphur; earths and stone

Plain-language overview

Use HS-6 251910 when importing or exporting natural magnesium carbonate, commonly known as magnesite. This could include shipments of magnesite ore in bulk or packaged forms for industrial use.

Natural magnesium carbonate is distinct from other forms of magnesium compounds, such as magnesium oxide or fused magnesia, which fall under different HS codes like 2518 or 2519. Understanding these distinctions is crucial for accurate classification.

This HS-6 line specifically covers natural magnesium carbonate, which is often used in the production of refractory materials, fertilizers, and as a filler in various products. It can be found in both raw and processed forms.

When dealing with magnesite, consider whether the product is in its natural state or has undergone processing. For example, crushed magnesite for use in construction would still be classified under this code, while sintered magnesia would not.

Keywords & topics

Useful terms traders and brokers use for this HS-6 subheading.

natural magnesium carbonate · magnesite shipments · magnesite ore · magnesium carbonate applications · bulk magnesite · processed magnesite · magnesite for fertilizers · magnesite in construction · crushed magnesite · magnesite powder · industrial magnesite · natural magnesite sourcing

Examples

Drawn from the official tariff wording for this HS-6 subheading. Always confirm against your published schedule and legal notes.

  • Bulk shipments of natural magnesite ore from mining operations
  • Packaged magnesite for use in agricultural fertilizers
  • Crushed magnesite used as a filler in construction materials
  • Natural magnesium carbonate used in the production of refractory bricks
  • Magnesite powder for use in cosmetics and personal care products
  • Natural magnesium carbonate sold in 50-pound bags for industrial applications
  • Magnesite used in the production of glass and ceramics
  • Natural magnesite sourced from specific geological deposits

Common questions

Frequent classification questions with short practical guidance.

What is HS code 251910 used for?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

How to classify natural magnesium carbonate?

Write down material, use, and product form first, then compare nearby lines before you lock the code.

What products fall under HS-6 251910?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

Is crushed magnesite included in this HS code?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

What are the uses of natural magnesium carbonate?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

How do I import magnesite under HS-6 251910?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

Are there specific packaging requirements for magnesite?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

What is the difference between magnesite and magnesium oxide?

Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.

Related topics

Common real-world topics that come up during code comparison.

How to determine if my product is natural magnesium carbonate?

Use this topic to narrow your shortlist, then validate the final code against legal wording.

Classification guidelines for importing magnesite

Check the exact product specs and destination-country tariff notes before finalizing the code.

What are the customs duties for HS code 251910?

Check the exact product specs and destination-country tariff notes before finalizing the code.

Examples of products classified under HS-6 251910

Use this topic to narrow your shortlist, then validate the final code against legal wording.

Is processed magnesite covered under this HS code?

Use this topic to narrow your shortlist, then validate the final code against legal wording.

Understanding the uses of natural magnesium carbonate in industry

Use this topic to narrow your shortlist, then validate the final code against legal wording.

What documentation is needed for importing magnesite?

Check the exact product specs and destination-country tariff notes before finalizing the code.

Differences between natural magnesite and fused magnesia

Compare adjacent HS lines and pick the one that matches material, function, and product form most closely.

Questions & answers

For orientation only—the binding text is your national tariff and the WCO nomenclature your country uses.

What types of products are classified under HS-6 251910?
HS-6 251910 covers natural magnesium carbonate, including bulk magnesite ore, processed magnesite for fertilizers, and crushed magnesite used in construction.
How do I know if my magnesite is classified correctly?
Ensure your product is in its natural state and not processed into other forms like sintered magnesia, which falls under different HS codes.
What are the common uses for natural magnesium carbonate?
Natural magnesium carbonate is used in fertilizers, as a filler in construction materials, and in the production of refractory materials.
Are there any specific packaging requirements for importing magnesite?
While there are no specific packaging requirements for HS-6 251910, ensure that the product is clearly labeled and meets general import regulations.
Can I import crushed magnesite under this HS code?
Yes, crushed magnesite is classified under HS-6 251910 as long as it remains in its natural form.
What documentation do I need for customs clearance of magnesite?
You will need a commercial invoice, packing list, and possibly a certificate of origin to clear customs for natural magnesium carbonate.
What is the difference between natural magnesite and magnesium oxide?
Natural magnesite is magnesium carbonate, while magnesium oxide is a different compound that is often produced from magnesite through a heating process.
What are the customs duties for importing natural magnesium carbonate?
Customs duties for HS-6 251910 can vary by country, so check with your local customs office for the specific rates applicable to your shipment.

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