2934.99.90.01/Purine/Germany

Purine from Germany

Purine is the parent bicyclic heterocyclic compound (imidazole fused with pyrimidine) forming the core of adenine and guanine. Classified in HTS 2934.99.90.01 as other heterocyclic compounds, serving as a nucleic acid base precursor.

Duty Rate — Germany → United States

6.5%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Submit structural formula and IUPAC name in entry summary to prevent classification disputes

• Use UN-approved packaging for air shipment due to potential dust explosion hazard

• Maintain segregation from oxidizing agents during storage per SDS requirements

Purine from Germany — Import Duty Rate | HTS 2934.99.90.01