Propylthiouracil Crystals from Germany
Propylthiouracil features pyrimidine-2-thione structure for thyroid treatment. Classifies HTS 2933.59.59.00 as pyrimidine drug; sulfur directly linked but nitrogen ring principal. Used in hyperthyroidism therapy.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Thione tautomer confirmation via spectroscopy for classification
• Endocrine disruptor handling protocols required
• Crystalline vs amorphous form specs impact purity declaration