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
3.7%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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