Dipotassium Carbonate for Glass Flux from Japan
Specialty dipotassium carbonate used as a flux in flat glass production to lower melting points. Classified precisely under HTS 2836.40.10.00 as it is a stabilized inorganic carbonate of potassium, excluded from organic mixtures. Supplied in 50kg bags for furnace feeding.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Declare industrial end-use to qualify for potential duty relief programs
• Provide batch assays confirming no stabilizers per heading 2831 exclusion
• Use UN-approved packaging for caustic alkali earth transport