Diammonium Hydrogenorthophosphate (diammonium Phosphate)
U.S. import duty rate and tariff classification for HTS 3105.30.00.00 — Diammonium Hydrogenorthophosphate (diammonium Phosphate).
General (MFN)FreeMost-favored-nation rate (most countries)
Special—Trade-agreement partners
Column 2FreeNon-NTR countries
UnittReporting unit
U.S. trade in this category
See actual U.S. import & export volumes for Fertilizers (HS 31).
🇨🇳 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.