3,9-dimethyl-2,4,8,10-tetraoxa-3,9-diphosphaspiro [5.5] Undecane 3,9-dioxide
U.S. import duty rate and tariff classification for HTS 2931.48.00.00 — 3,9-dimethyl-2,4,8,10-tetraoxa-3,9-diphosphaspiro [5.5] Undecane 3,9-dioxide.
General (MFN)3.7%Most-favored-nation rate (most countries)
SpecialFree*Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)
Column 225%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.
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Source: U.S. International Trade Commission (USITC) Harmonized Tariff Schedule. Rates are for reference; verify with a licensed customs broker before importing.