Sulfasalazine USP from China
Sulfasalazine is a synthetic organo-sulfur compound used primarily as an anti-inflammatory drug for treating ulcerative colitis and rheumatoid arthritis. It features a sulfonamide group directly linked to carbon atoms, qualifying it as an organo-sulfur compound under heading 2930. Classified specifically under 2930.90.92.35 as a pharmaceutical drug.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.6096.3%Pharmaceuticals: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Obtain FDA Drug Master File and ensure Certificate of Analysis confirms USP purity standards for pharmaceutical import
• Provide detailed chemical composition and therapeutic claims documentation to avoid reclassification as a mixture
• Verify DEA scheduling status as it's non-controlled but requires accurate labeling to prevent delays