Single Superphosphate Granules from Germany
Single superphosphate (SSP) contains 16-20% P2O5 and 11-12% sulphur, made by treating phosphate rock with sulfuric acid. Classified under HTS 3103.90.01.00 as a superphosphate explicitly covered by heading 3103 for phosphatic fertilizers in bulk form.
Duty Rate — Germany → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Ensure product meets single superphosphate definition with proper P2O5 and sulfur content declaration on commercial invoice
• Bulk shipments require proper ventilation in containers to prevent caking from moisture exposure
• Declare exact manufacturing process (sulfuric acid treatment) to avoid misclassification as basic slag