Neutralized MAP 10-50-0 Low pH Fertilizer
Neutralized MAP 10-50-0 Low pH Fertilizer is monoammonium phosphate treated to reduce soil acidification, supplied in FIBCs over 500 kg. It is classifiable under tariff item 3105.40.00 as ammonium dihydrogenorthophosphate, as neutralization does not alter its chemical identity.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If packaged for retail sale in packages not exceeding 10 kg
Retail packages under 10 kg fall under heading 31.05.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the neutralization process does not introduce other fertilizing elements that could change classification
• Document the chemical composition for CBSA
• Large bulk packaging avoids retail classification issues
Related Products under Tariff item 3105.40.00
DAP Granules 21-53-0 High Nitrogen Blend
DAP Granules 21-53-0 High Nitrogen Blend is a premium diammonium phosphate fertilizer with elevated nitrogen content, supplied in 1-metric-ton jumbo bags. It is classifiable under tariff item 3105.40.00 as a mixture of diammonium hydrogenorthophosphate with other phosphate compounds, meeting the chapter note 5 provision for intermixtures.
DAP-MAP 15-30-15 Complete Starter Blend
DAP-MAP 15-30-15 Complete Starter Blend is a triple mixture of DAP, MAP, and potash, creating a balanced 15-30-15 starter fertilizer. It falls under tariff item 3105.40.00 because it is a mixture of monoammonium and diammonium phosphates, even with potash added, as long as it is not classified under the NPK heading 3105.20.00.
Diammonium Phosphate 18-46-0 Granular Fertilizer
Diammonium Phosphate 18-46-0 Granular Fertilizer is standard DAP with 18% nitrogen and 46% P2O5, directly matching the description of diammonium hydrogenorthophosphate. It is classifiable under tariff item 3105.40.00 as a pure compound or in mixtures, per chapter note 5.
Hydroponic Monoammonium Phosphate Solution
Hydroponic Monoammonium Phosphate Solution is a liquid MAP solution for hydroponics. It is classifiable under tariff item 3105.40.00 as ammonium dihydrogenorthophosphate in aqueous solution, as it is not put up in forms or packages of heading 31.05.
MAP 11-55-0 High Purity Fertigation Grade
MAP 11-55-0 High Purity Fertigation Grade is ultra-pure monoammonium phosphate with low insolubles, designed for drip systems. It is classifiable under tariff item 3105.40.00 as ammonium dihydrogenorthophosphate, per chapter note 5.
MAP and DAP 50/50 Blend
MAP and DAP 50/50 Blend is a 50/50 mixture of monoammonium and diammonium phosphates with a 16-32-0 analysis, packaged for retail farm supply stores under 10 kg. It is classifiable under tariff item 3105.40.00 as an intermixture, but note the retail packaging may shift classification to 3105.10.00.