HS code 281511: Solid
- Covers:
- Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium…
- Listed US duty:
- 0% (US general rate, HTS 2026)
Official description
Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium : Sodium hydroxide (caustic soda) : Solid
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Suggestions from the HS index, not a customs ruling
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What 281511 covers and what it doesn’t
Official text: Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium › Sodium hydroxide (caustic soda) › Solid.
Nearby codes to check
- Heading 2815 Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium: every subheading side by side.
- 281512 Sodium hydroxide (caustic soda) — In aqueous solution (soda lye or liquid soda)
- 281520 Potassium hydroxide (caustic potash)
- 281530 Peroxides of sodium or potassium
US duty rate
0%
General (MFN) rate in the US Harmonized Tariff Schedule, 2026 edition. A range means the rate depends on the 8-digit US line your product falls under. Extra duties such as Section 301, Section 232 or anti-dumping orders can apply on top, depending on origin. Check the lines on hts.usitc.gov. Not legal advice.
Who imports under 281511
EximAgent lists companies with recorded shipments under this code, built from customs records, with who they buy from and how often. See importers of 281511 →
Common questions
- What is HS code 281511?
- Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium : Sodium hydroxide (caustic soda) : Solid
- What duty rates apply to 281511?
- Listed duty rates range from 0% across 1 country rate.
Go beyond the code
Classify a product and check the duty for your destination with the CLI, then keep researching in your own agent.