</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Potassium Bromate Powder from China

Pure potassium bromate (KBrO3) in fine powder form, a white crystalline inorganic salt used primarily as a maturing agent in bread dough to strengthen gluten and improve bread texture. It falls under HTS 2829.90.0500 as a chemically defined bromate of potassium, specifically classified as 'potassium bromate' within the bromates and perbromates subheading. This product is imported in bulk for industrial bakery applications.

Duty Rate — China → United States

37.5%

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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Verify buyer compliance with FDA regulations as potassium bromate is banned in food use in the US since 1991; import primarily for non-food uses like laboratory reagents

Provide Certificate of Analysis (CoA) confirming purity >99% to avoid misclassification

Ensure proper Hazard Communication labeling due to its oxidizer properties