What is HS code 291813 used for?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
HS-6 · Subheading
291813
Acids; carboxylic acids, (with alcohol function but without other oxygen function); salts and esters of tartaric acid
Heading 2918 — Acids; carboxylic acid with additional oxygen function and their anhydrides, halides, peroxides, peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives
Chapter 29: Organic chemicals
Plain-language overview
Use HS-6 291813 when importing or exporting carboxylic acids that contain an alcohol function but lack other oxygen functions, such as tartaric acid and its derivatives. For example, if you're shipping a liquid solution of potassium tartrate, this code is applicable.
This code specifically covers acids and their salts or esters derived from tartaric acid. In contrast, HS-6 291812 pertains to similar acids but includes those with additional oxygen functions, which could affect your classification.
When dealing with products like tartaric acid, which is often used in food and beverage applications, it's essential to ensure you're using the correct HS code to avoid customs issues. Misclassification can lead to delays or additional tariffs.
If you're exporting products like sodium tartrate or potassium tartrate, understanding the nuances between HS-6 291813 and other related codes will help streamline your shipping process and ensure compliance with import regulations.
Keywords & topics
Useful terms traders and brokers use for this HS-6 subheading.
tartaric acid imports · carboxylic acids · potassium tartrate · sodium tartrate · food processing acids · pharmaceutical acids · tartaric acid esters · industrial tartrate · liquid potassium tartrate · granular sodium tartrate · cosmetic formulations · dietary supplement ingredients
Examples
Drawn from the official tariff wording for this HS-6 subheading. Always confirm against your published schedule and legal notes.
- Liquid potassium tartrate solution for food processing
- Sodium tartrate used in pharmaceuticals
- Solid tartaric acid for baking applications
- Potassium bitartrate in winemaking
- Sodium potassium tartrate as a laboratory reagent
- Tartaric acid esters for cosmetic formulations
- Granular sodium tartrate for industrial use
- Tartaric acid in dietary supplements
Common questions
Frequent classification questions with short practical guidance.
How to classify tartaric acid for export?
Write down material, use, and product form first, then compare nearby lines before you lock the code.
Is potassium tartrate covered under HS-6 291813?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
What are the applications of sodium tartrate?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Can I use HS-6 291813 for liquid solutions?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
What are the differences between HS-6 291812 and 291813?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
How to avoid customs issues with tartaric acid?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
What products fall under HS-6 291813?
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 qualifies for HS-6 291813
Use this topic to narrow your shortlist, then validate the final code against legal wording.
Examples of products classified under HS-6 291813
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What are the customs duties for importing tartaric acid?
Check the exact product specs and destination-country tariff notes before finalizing the code.
Can I export potassium tartrate without a special permit?
Check the exact product specs and destination-country tariff notes before finalizing the code.
Differences between tartaric acid and its derivatives in HS codes
Compare adjacent HS lines and pick the one that matches material, function, and product form most closely.
How to classify carboxylic acids for international shipping
Use this topic to narrow your shortlist, then validate the final code against legal wording.
What documentation is needed for HS-6 291813 products?
Use this topic to narrow your shortlist, then validate the final code against legal wording.
Guidelines for shipping sodium tartrate internationally
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Questions & answers
For orientation only—the binding text is your national tariff and the WCO nomenclature your country uses.
- What products are classified under HS-6 291813?
- HS-6 291813 covers carboxylic acids like tartaric acid and its salts or esters, such as potassium tartrate and sodium tartrate.
- How can I ensure my product is classified correctly?
- Review the specific characteristics of your product, including its chemical structure and intended use, and compare them with the descriptions under HS-6 291813.
- Are there any special regulations for importing tartaric acid?
- Yes, ensure compliance with food safety and chemical regulations, especially if the product is intended for food or pharmaceutical use.
- What if my product is a mixture containing tartaric acid?
- If your mixture contains tartaric acid as a significant component, you may still classify it under HS-6 291813, but check for any additional components that may require different classification.
- Can I use HS-6 291813 for liquid forms of tartaric acid?
- Yes, liquid forms of tartaric acid, such as solutions or concentrates, can be classified under HS-6 291813 as long as they meet the criteria.
- What are the potential customs duties for HS-6 291813?
- Customs duties vary by country and product type, so check with your local customs authority for specific rates related to HS-6 291813.
- Is there a difference between tartaric acid and its salts in classification?
- Yes, while both may fall under HS-6 291813, the specific form (acid vs. salt) can affect the classification and applicable duties.
- How do I find out if my product qualifies for HS-6 291813?
- Consult the product specifications, chemical composition, and intended use, and consider reaching out to a customs broker for assistance.
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