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2836.99.40.00/Plumbous Carbonate Crystals/Japan

Plumbous Carbonate Crystals from Japan

Large crystal plumbous carbonate (PbCO3) grown for X-ray diffraction standards and research. Classified HTS 2836.99.40.00 as pure inorganic lead carbonate meeting Chapter 28 definitions. Single crystal form for scientific instrumentation.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Declare crystal structure data; research institution import license; avoid optical element packaging