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3-Nitrophenylalanine from Japan

3-Nitrophenylalanine is a nitro-substituted aromatic amino acid used in photocaging groups for photochemistry, classified HTS 2922.49.37.00. Nitro group doesn't count as nitrogen-function for 2929 per chapter note 4. Single oxygen-function carboxyl defines classification.

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%

Import Tips

UV-Vis spectrum showing nitro-aromatic absorption confirms identity

Nitro compounds require oxidizing solid labeling if pure

Note 4 prevents nitroso/nitro reclassification to 2929

3-Nitrophenylalanine from Japan — Import Duty Rate | HTS 2922.49.37.00