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What Is Calcium Ammonium Nitrate and Why Is It a Safer Nitrogen Fertilizer

2026-01-12 0 Leave me a message

Calcium Ammonium Nitrate (CAN) is a widely used nitrogen fertilizer known for its balanced nutrient composition, safety advantages, and positive impact on soil health. Compared with traditional nitrogen fertilizers such as urea and ammonium nitrate, CAN offers improved nitrogen efficiency, reduced volatilization losses, and lower environmental risks. This article provides a comprehensive overview of what Calcium Ammonium Nitrate is, how it works, its key benefits, application methods, comparisons with other fertilizers, and why companies like RONGDA supply CAN to global agricultural markets.

Calcium Ammonium Nitrate

Table of Contents


1. What Is Calcium Ammonium Nitrate?

Calcium Ammonium Nitrate, commonly abbreviated as CAN, is a nitrogen-based fertilizer produced by blending ammonium nitrate with calcium carbonate or dolomite. It typically contains between 25% and 27% nitrogen, making it an effective and reliable nutrient source for a wide range of crops.

Unlike pure ammonium nitrate, Calcium Ammonium Nitrate is more stable, less hygroscopic, and safer to store and transport. These characteristics have made CAN a preferred nitrogen fertilizer in many regions, especially in Europe and countries with strict fertilizer safety regulations.


2. Chemical Composition and Nutrient Profile

The balanced formulation of Calcium Ammonium Nitrate ensures crops receive nitrogen in both nitrate and ammonium forms, while calcium contributes to improved soil structure.

Nutrient Typical Content Function
Total Nitrogen (N) 26% Promotes vegetative growth and chlorophyll formation
Nitrate Nitrogen 13% Fast-acting nitrogen for immediate uptake
Ammonium Nitrogen 13% Longer-lasting nitrogen source
Calcium (Ca) 8–10% Improves soil structure and root development

3. How Calcium Ammonium Nitrate Works in Soil

Calcium Ammonium Nitrate functions efficiently due to its dual nitrogen forms. Nitrate nitrogen is immediately available to plants, while ammonium nitrogen undergoes gradual nitrification, ensuring sustained nutrient supply.

  • Improves nitrogen uptake efficiency
  • Reduces nitrogen leaching
  • Buffers soil acidity through calcium content
  • Enhances microbial activity in the root zone

4. Key Benefits of Calcium Ammonium Nitrate

Farmers and agronomists choose Calcium Ammonium Nitrate for several compelling reasons:

  • Balanced nitrogen release
  • Lower risk of soil acidification
  • Improved crop quality and yield
  • Safer handling compared to ammonium nitrate
  • Compatible with precision agriculture practices

5. Calcium Ammonium Nitrate vs Other Nitrogen Fertilizers

Fertilizer Type N Content Soil Impact Safety Level
Calcium Ammonium Nitrate 26% Neutral to slightly alkaline High
Urea 46% Acidifying after hydrolysis Medium
Ammonium Nitrate 34% Acidifying Low

From a sustainability and safety perspective, Calcium Ammonium Nitrate offers a balanced alternative that minimizes environmental and regulatory risks.


6. Application Methods and Best Practices

Calcium Ammonium Nitrate can be applied through several methods depending on crop type and growth stage:

  1. Broadcast application before planting
  2. Top-dressing during active growth stages
  3. Side-dressing for row crops

For optimal results, application rates should be based on soil testing and crop nitrogen requirements.


7. Environmental and Safety Advantages

One of the most significant advantages of Calcium Ammonium Nitrate is its reduced environmental footprint:

  • Lower ammonia volatilization losses
  • Reduced nitrate leaching risk
  • Non-explosive formulation
  • Compliance with strict fertilizer regulations

These attributes make CAN an excellent choice for sustainable agriculture systems.


8. Why Calcium Ammonium Nitrate Is Widely Used Worldwide

Calcium Ammonium Nitrate is particularly popular in Europe, Asia, and emerging agricultural markets due to its agronomic reliability and safety profile. It is commonly used for:

  • Cereals and grains
  • Vegetables and fruits
  • Oilseed crops
  • Pastures and forage crops

9. Role of RONGDA in Supplying High-Quality CAN

As a professional fertilizer supplier, RONGDA focuses on producing and exporting high-quality Calcium Ammonium Nitrate that meets international standards. With strict quality control, stable granulation, and consistent nutrient content, RONGDA supports global distributors, wholesalers, and agricultural projects.

For more detailed product specifications, you may refer to this anchor resource: Calcium Ammonium Nitrate fertilizer product information.


10. Frequently Asked Questions (FAQ)

Is Calcium Ammonium Nitrate suitable for all soil types?

Yes, CAN is suitable for most soil types, especially acidic soils where calcium helps improve pH balance.

Is Calcium Ammonium Nitrate safer than ammonium nitrate?

Absolutely. The addition of calcium carbonate significantly reduces the explosive risk associated with ammonium nitrate.

Can Calcium Ammonium Nitrate improve crop quality?

Yes, consistent nitrogen availability and calcium nutrition contribute to stronger plants and better yield quality.

How should Calcium Ammonium Nitrate be stored?

It should be stored in a dry, well-ventilated area away from moisture to maintain granule integrity.


Conclusion

Calcium Ammonium Nitrate stands out as a safer, more sustainable, and agronomically efficient nitrogen fertilizer. Its balanced nutrient profile, environmental advantages, and regulatory acceptance make it a smart choice for modern agriculture.

If you are looking for a reliable supplier of Calcium Ammonium Nitrate with consistent quality and global export experience, RONGDA is ready to support your fertilizer sourcing needs. Feel free to contact us today to learn more about our products and customized solutions.

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