2921.45.20.00
3-Amino-2,7-naphthalenedisulfonic acid; 4-Amino-1-naphthalenesulfonic acid, sodium salt; 5-Amino-1-naphthalenesulfonic acid (Laurent's acid); 8-Amino-2-naphthalenesulfonic acid and its salts; 7-Amino-1,3,6-naphthalenetrisulfonic acid; 8-Anilino-1-naphthalenesulfonic acid (Phenyl Peri acid) and its salts; andN-Ethyl-1-naphthylamine
⚠️ 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)
5.8%
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 + 39.5%
Applies to countries without Normal Trade Relations (Cuba, North Korea, etc.)
📋 Details
HTS Code2921.45.20.00
Description3-Amino-2,7-naphthalenedisulfonic acid; 4-Amino-1-naphthalenesulfonic acid, sodium salt; 5-Amino-1-naphthalenesulfonic acid (Laurent's acid); 8-Amino-2-naphthalenesulfonic acid and its salts; 7-Amino-1,3,6-naphthalenetrisulfonic acid; 8-Anilino-1-naphthalenesulfonic acid (Phenyl Peri acid) and its salts; andN-Ethyl-1-naphthylamine
Chapter2921
Data SourceUSITC HTS 2026, Revision 4