Technical Grade Refined Borax Powder from China
Technical grade refined borax is a high-purity disodium tetraborate powder for industrial flux in metallurgy and welding. It is classified in HTS 2840.19.00.00 as other refined borax forms. Excludes organo-inorganic compounds per Chapter 28 note 2.
Duty Rate — China → United States
35.1%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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)
Import Tips
• Include assay certificates showing >99% Na2B4O7 content for 'refined' status; declare B2O3 equivalent
• Avoid bulk packaging confusion with mineral ores
• Comply with REACH-like regs for boron