What is HS code 291812 used for?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
HS-6 · Subheading
Acids; carboxylic acids, (with alcohol function but without other oxygen function), 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
Use HS-6 291812 when importing or exporting tartaric acid, a key ingredient in winemaking and baking. For example, a shipment of 500 kg of tartaric acid in 25 kg bags would fall under this code.
This code specifically covers carboxylic acids with an alcohol function, distinguishing it from related acids like citric acid, which is classified under a different HS-6 code. Understanding these distinctions is crucial for accurate customs declarations.
Tartaric acid is often used as a stabilizing agent in baking powder and as an acidulant in various food products. If you're dealing with products that contain tartaric acid, such as cream of tartar, this HS-6 is applicable.
When classifying tartaric acid, be aware that it does not include derivatives with additional oxygen functions, such as tartaric acid esters, which may fall under different codes.
Useful terms traders and brokers use for this HS-6 subheading.
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Drawn from the official tariff wording for this HS-6 subheading. Always confirm against your published schedule and legal notes.
Frequent classification questions with short practical guidance.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Write down material, use, and product form first, then compare nearby lines before you lock the code.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Match the product to the legal wording, then verify the final pick in your country tariff schedule before filing.
Common real-world topics that come up during code comparison.
Check the exact product specs and destination-country tariff notes before finalizing the code.
Use this topic to narrow your shortlist, then validate the final code against legal wording.
Compare adjacent HS lines and pick the one that matches material, function, and product form most closely.
Check the exact product specs and destination-country tariff notes before finalizing the code.
Use this as a checklist topic, then confirm legal requirements with your broker or customs advisor.
Use this topic to narrow your shortlist, then validate the final code against legal wording.
Check the exact product specs and destination-country tariff notes before finalizing the code.
Use this topic to narrow your shortlist, then validate the final code against legal wording.
For orientation only—the binding text is your national tariff and the WCO nomenclature your country uses.
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