Pyrazole Crystals from Japan

Pyrazole (1H-pyrazole), a five-membered aromatic heterocycle with adjacent nitrogen atoms, used in agrochemicals and pharmaceuticals. Falls under HTS 2933.99.9701 as other nitrogen heterocyclic compounds per Chapter 29 scope.

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

• Confirm tautomer purity via HPLC; mixtures trigger Chapter note (b)

• EPA registration needed for pesticide intermediate use; common error is missing end-use statement

• Declare crystal form (polymorph); amorphous forms risk 3824 classification