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Methamidophos Sodium Salt

The sodium salt form of methamidophos qualifies under HTS 2930.80.00.00 per Chapter Note 4(C)(1) for inorganic salts of named organic compounds. Used in water-soluble pesticide formulations.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
πŸ‡¨πŸ‡³China6.5%+12.5%19%
πŸ‡²πŸ‡½Mexico6.5%+10.0%16.5%
πŸ‡¨πŸ‡¦Canada6.5%+10.0%16.5%
πŸ‡©πŸ‡ͺGermanyFree+10.0%10%
πŸ‡―πŸ‡΅JapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2835.29Lower: 16.6% vs 19%

If primarily phosphonate salt

Inorganic classification possible if organic function secondary.

3808.99Lower: 17.5% vs 19%

If as part of complete herbicide

Formulated salts move to pesticide headings in Chapter 38.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code β€” and can price the duty on it in the same conversation.

Import Tips & Compliance

β€’ Cite Chapter Note 4(C)(1) in classification ruling requests

β€’ Provide salt formation stoichiometry and purity certificate

β€’ Hazard labeling must reflect increased water reactivity