Water-Soluble Ammonium Sulfate 21% Nitrogen from Japan
Fast-dissolving ammonium sulfate powder for fertigation systems and foliar applications in greenhouse vegetable production. HTS 3102.29.00.00 covers this pure form not in retail packaging. Provides immediate nitrogen and sulfur availability to plants.
Duty Rate — Japan → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Confirm solubility specs in COA to distinguish from granular forms; ensure no anti-caking agents that change classification; label clearly as fertilizer only