4,4'-diamino-2,2'-stilbenedisulfonic Acid

U.S. import duty rate and tariff classification for HTS 2921.59.20.00 — 4,4'-diamino-2,2'-stilbenedisulfonic Acid.

General (MFN)6.5%Most-favored-nation rate (most countries)

SpecialFree*Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)

Column 215.4¢/kg + 80%Non-NTR countries

UnitkgReporting unit

U.S. trade in this category

See actual U.S. import & export volumes for Organic Chemicals (HS 29).

🇨🇳 Importing from China? Goods from China may carry an additional Section 301 tariff (+25% or +7.5%) on top of the rate above. Estimate the real landed cost →

Source: U.S. International Trade Commission (USITC) Harmonized Tariff Schedule. Rates are for reference; verify with a licensed customs broker before importing.