2908.99.03.00
2,5-Dihydroxybenzenesulfonic acid, potassium salt; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid, sodium salt; 4-Hydroxy-1-naphthalenesulfonic acid, sodium salt; 1-Naphthol-3,6-disulfonic acid; and 2-Naphthol-3,6-disulfonic acid and its salts
⚠️ Disclaimer: Rates shown are from USITC HTS 2026 Rev. 4. Always verify with a licensed customs broker before importing. Additional duties, surcharges, or trade remedy duties may apply.
📊 Duty Rates
General Rate (Column 1)
5.5%
Applies to most countries (Normal Trade Relations / MFN)
Special Rate
Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE,S,SG)
Preferential rates under trade agreements (USMCA, KORUS, etc.)
Column 2 Rate
15.4¢/kg + 45.5%
Applies to countries without Normal Trade Relations (Cuba, North Korea, etc.)
📋 Details
HTS Code2908.99.03.00
Description2,5-Dihydroxybenzenesulfonic acid, potassium salt; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid, sodium salt; 4-Hydroxy-1-naphthalenesulfonic acid, sodium salt; 1-Naphthol-3,6-disulfonic acid; and 2-Naphthol-3,6-disulfonic acid and its salts
Chapter2908
Data SourceUSITC HTS 2026, Revision 4