UREA CAS No.57-13-6

Automotive UREA/SCR UREA/UREA Fertilizer/UREA Granular

Item Unit Testing    Result
Nitrogen % 46.6
Moisture % 0.4
Biuret % 0.72
Alkalinity( NH3 ) % 0.02
Aldehydes   as  HCHO mg/ kg 3.3
Insoluble   matter mg/ kg 4.5
Phosphate ( PO4) mg/ kg ＜0.05
Calcium mg/ kg ＜0.01
Iron mg/ kg 0.14
Copper mg/ kg ＜0.01
Zinc mg/ kg ＜0.01
Nickel mg/ kg 0.20
Chromium mg/ kg 0.24
Magnesium mg/ kg ＜0.01
Sodium mg/ kg ＜0.01
Potassium mg/ kg ＜0.01
Aluminum mg/ kg ＜0.01
Particle  Size

(d0 . 85mm-d2 . 80mm)%

  

%

  

98.7

Applications and Uses

Urea’s high nitrogen content (46%) and reactivity enable its deployment across multiple sectors:

  • Fertilizers: Dominant nitrogen fertilizer, applied directly to soil or in solutions to promote crop growth in agriculture, enhancing yield in cereals, vegetables, and cash crops.
  • Resins and Adhesives: Core raw material for urea-formaldehyde (UF) resins used in plywood, particleboard, and molded products, providing strong bonding and cost-effective durability.
  • Animal Feed: Incorporated as a non-protein nitrogen supplement in ruminant diets, supporting microbial protein synthesis for cost-efficient livestock nutrition.
  • Pharmaceuticals: Utilized as a diuretic in medical treatments for edema and as an excipient in creams for keratolytic effects in dermatology.
  • Other Industrial Uses: Employed in diesel exhaust fluid (DEF) for NOx reduction, flame retardants, and as a denaturant in protein studies or chemical synthesis.

Its biodegradability and low toxicity profile align with sustainable agricultural and manufacturing practices.

Safety and Handling

Urea is mildly irritating to skin and eyes and can decompose to release ammonia gas under heat or alkaline conditions. It is non-flammable and low in toxicity but may cause gastrointestinal upset if ingested in large amounts. Standard precautions include:

  • Storage: Store in a cool, dry, well-ventilated area away from strong acids, alkalis, or heat sources. Use polyethylene or coated containers to prevent moisture absorption.
  • Handling: Wear gloves and eye protection; avoid inhalation of dust. In case of spills, sweep up and rinse residues with water to neutralize.
  • Environmental Impact: Highly biodegradable and nutrient-rich; manage runoff to prevent eutrophication in water bodies.
  • Regulatory Compliance: GRAS status by FDA; complies with REACH, TSCA, and fertilizer standards for safe agricultural use.

For full details, obtain the Safety Data Sheet (SDS).

Frequently Asked Questions (FAQs)

What is the primary use of Urea?

Urea is predominantly used as a nitrogen fertilizer in agriculture, supplying essential nutrients to plants and accounting for over 50% of global nitrogen fertilizer consumption.

Is Urea safe for agricultural and industrial applications?

Yes, it is low-toxicity and non-flammable, but can irritate skin or release ammonia when heated; proper PPE and ventilation ensure safe handling in standard settings.

What is the shelf life of Urea?

Stored in dry conditions below 30°C, Urea remains stable for 1-2 years, though humidity can lead to caking—use anti-caking agents for extended storage.

Can Urea be shipped internationally?

Absolutely, it is shipped worldwide in compliance with IMDG, IATA, and DOT regulations, typically in 50 kg bags, bulk containers, or tankers for volumes from tons to railcars.

How does Urea compare to ammonium nitrate as a fertilizer?

Urea provides higher nitrogen content (46% vs. 34%) and is less prone to explosion, but requires soil incorporation to minimize volatilization losses compared to ammonium nitrate.

Is Urea soluble in water?

Yes, Urea is extremely water-soluble (>1,000 g/L at 20°C), enabling easy formulation into liquid fertilizers and rapid nutrient availability in soil.

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