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1H-Pyrazole-3-carboxylic Acid from Germany

1H-Pyrazole-3-carboxylic acid contains both unfused pyrazole ring and carboxylic acid function, classified under HTS 2933.19.90.00 with heterocyclic heading taking precedence. Used in pharmaceutical synthesis and agrochemical production.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%

Import Tips

pH-sensitive - specify neutral packaging and include corrosion inhibitor if required

Carboxylic acid derivatives need decarboxylation stability data for classification

Confirm free acid vs. salt form - sodium salt may affect duty treatment