Monoammonium Phosphate 18-46-0 Fertilizer

A water-soluble fertilizer containing 18% nitrogen and 46% P2O5 in the form of monoammonium phosphate (MAP), packaged in 5 kg bags for retail garden use. Classified under HTS 3105.40.0050 as monoammonium phosphate not put up for retail sale in smaller packages but meeting the 'other' specification for mixtures with diammonium phosphate. Ideal for starter fertilizers in agriculture.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+25.0%25%
🇲🇽MexicoFreeFree
🇨🇦CanadaFreeFree
🇩🇪GermanyFreeFree
🇯🇵JapanFreeFree

Alternative Classifications

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

3103Lower: 10% vs 25%

If derived from calcined natural phosphates without ammonium

Pure superphosphates or basic slag fall under heading 3103, excluding ammonium-based formulations.

3102.10.00Same rate: 25%

If single nitrogen fertilizer without phosphorus

Urea or ammonium nitrate alone classifies under 3102; requires both N and P for 3105.

3105.90.00Same rate: 25%

If containing all three N-P-K elements

NPK compound fertilizers shift to 3105.90, while this is strictly NP (ammonium phosphate).

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Import Tips & Compliance

Verify exact N-P-K analysis via lab certification to confirm classification under mono/di-ammonium phosphate mixtures

Ensure packaging weight ≤10kg per unit and include safety data sheets for hazardous material handling

Avoid misclassification by confirming no potassium content exceeding trace levels

Related Products under HTS 3105.40.00.50

Diammonium Phosphate 21-53-0 Blend

High-phosphorus fertilizer mix of diammonium phosphate (DAP) providing 21% nitrogen and 53% P2O5, supplied in 9 kg waterproof bags for home lawn applications. Falls under HTS 3105.40.0050 as 'other' mixtures of mono- and di-ammonium phosphates in retail packaging under 10 kg.

MAP/DAP 16-52-0 Starter Fertilizer

Blend of monoammonium and diammonium phosphates yielding 16% N and 52% P2O5, packaged in 4 kg boxes for seed starting and turf care. HTS 3105.40.0050 applies to these 'other' NP mixtures in consumer packs not exceeding 10 kg gross weight.

Water-Soluble Monoammonium Phosphate 12-61-0

Crystal-grade MAP fertilizer with 12% nitrogen and 61% P2O5 for hydroponics, in 2.5 kg resealable pouches. Qualifies under HTS 3105.40.0050 as other ammonium dihydrogenorthophosphate preparations in small retail packaging.

Granular DAP/MAP Blend for Greenhouse Use

2-4mm granules combining DAP and MAP at 19-50-0 analysis, 7 kg bags for controlled environment agriculture. HTS 3105.40.0050 covers these other mixtures of ammonium phosphates in packages ≤10 kg.

High-Purity MAP 11-55-0 for Foliar Application

Low-impurity monoammonium phosphate crystals (11% N, 55% P2O5) in 1 kg soluble packets for foliar feeding. Falls under 3105.40.0050 as other monoammonium phosphate products in retail form.

Retail 17-44-0 Ammonium Phosphate Mix

Consumer-grade blend of mono- and di-ammonium phosphates (17-44-0) in 10 kg net bags with applicator scoop. HTS 3105.40.0050 for these other NP fertilizers in retail packaging.