Agricultural inputs

Fertilizers & minerals

International fertilizer commodities and mineral soil solutions—documented by nutrient analysis, physical quality, batch assay and destination compliance.

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Detailed commercial
specification library.

Open any product for its complete reference matrix, recognized standards, test methods, application profile and contract-document checklist. Final acceptance always follows the signed specification and current official standard.

FAO fertilizer specifications · destination fertilizer regulation

Urea 46% Nitrogen

Granular and prilled high-analysis nitrogen fertilizer.

Full specification
Buyer specification · applicable destination regulation · ASTM test methods

Granular Elemental Sulfur

High-purity elemental sulfur for agriculture and industry.

Full specification
Batch assay · mineralogical verification · destination soil-amendment regulation

Glauconite Mineral Soil Improver

Natural potassium- and iron-bearing mineral for soil and environmental programs.

Full specification
FAO fertilizer specifications · destination regulation

Diammonium Phosphate 18-46-0

Concentrated nitrogen-phosphate fertilizer for broad-acre agriculture and blending.

Full specification
FAO fertilizer specifications · destination regulation

Ammonium Sulfate

Nitrogen and sulfur fertilizer for sulfur-responsive crops and alkaline soils.

Full specification
FAO fertilizer specifications · declared grade · destination regulation

NPK Complex Fertilizers

Balanced compound fertilizer grades for crop- and soil-specific programs.

Full specification

International nutrient manufacturers

Leading international producers across nitrogen, phosphate, potash and compound crop-nutrition markets.

Manufacturer names and marks identify common product, fleet or supply ecosystems only. Their display does not imply that RDN is an authorized distributor, agent or partner. Availability, approved sourcing route and authorization are confirmed for each inquiry.