Crude Natural Sulfur Ore from China
Raw sulfur extracted from volcanic deposits or natural underground formations, containing impurities like soil and moisture. It falls under HTS 2503.00.00 as crude sulfur of natural origin, excluding processed forms like sublimed, precipitated, or colloidal sulfur as specified in chapter notes.
Duty Rate — China → United States
25%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Verify sulfur purity via lab analysis to confirm it excludes sublimed, precipitated, or colloidal forms per chapter note exclusions
• Provide geological source documentation to distinguish from refined sulfur under other headings