2840.20.00.00/Zinc Borate Powder (2ZnO·3B2O3·3.5H2O)/Japan

Zinc Borate Powder (2ZnO·3B2O3·3.5H2O) from Japan

Zinc borate (2ZnO·3B2O3·3.5H2O) is a flame retardant and smoke suppressant used in plastics and textiles. Classified as other borates under HTS 2840.20.00.00 as a metal borate salt per heading applicability. Fine white powder with specific hydrate formula.

Duty Rate — Japan → United States

13.7%

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
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Import Tips

• Confirm molar ratio via FTIR analysis to validate exact compound

• RoHS compliance docs needed if for electronics import

• Particle size specs affect dust hazard classification

Zinc Borate Powder (2ZnO·3B2O3·3.5H2O) from Japan — Import Duty Rate | HTS 2840.20.00.00