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Urea
Urea is a highly water-soluble organic compound widely used as a nitrogen-release fertilizer in agriculture. It serves as a key source of nitrogen for plant growth and development. Apart from agriculture, urea is utilized in various industrial applications such as resin production, animal feed, and chemical manufacturing. Its high nitrogen content and easy handling make it a versatile and essential raw material in multiple sectors.
Urea
Primary Uses
- Agriculture
- Nitrogen Fertilizer: Provides a concentrated and readily available nitrogen source to improve crop yields and soil fertility.
- Foliar Feeding: Used in foliar sprays for rapid nutrient absorption by plants.
- Soil Conditioner: Helps in correcting nitrogen deficiency and improving soil nutrient balance.
- Chemical Industry
- Resin Production: Raw material for manufacturing urea-formaldehyde and melamine-formaldehyde resins used in adhesives, laminates, and molding compounds.
- Admixtures: Used in the synthesis of various chemicals, including fertilizers and pharmaceuticals.
Secondary Uses
- Animal Feed
- Added as a non-protein nitrogen source in ruminant feed to enhance microbial protein synthesis in the rumen.
- Automotive Industry
- Used in selective catalytic reduction (SCR) systems as diesel exhaust fluid (DEF) to reduce nitrogen oxide emissions from diesel engines.
- Medical and Laboratory Applications
- Used in diagnostic reagents and as a protein denaturant in laboratories.
- Cosmetics and Personal Care
- Incorporated as a moisturizer and skin-conditioning agent in creams and lotions.
1. Basic Identification Attributes
- Chemical Name (IUPAC): Carbamide
- Common/Trade Name: Urea
- CAS Number: 57-13-6
- HS Code: 3102.10.00
- Synonyms: Carbamide, Carbonyl diamide
2. Physical & Chemical Properties
- Physical State: White crystalline solid or prills
- Color & Odor: Colorless to white; odorless
- Melting Point: 132.7 °C (decomposes)
- Solubility: Highly soluble in water; soluble in alcohol and slightly soluble in ether
- Density: Approximately 1.32 g/cm³
3. Safety & Hazard Attributes
- GHS Classification: Not classified as hazardous under normal handling
- Toxicity: Low toxicity; may cause mild irritation to skin and eyes
- Exposure Limits: No specific occupational exposure limits established; standard hygiene practices recommended
4. Storage & Handling Attributes
- Storage Conditions: Store in a cool, dry, well-ventilated area away from moisture and incompatible substances
- Container Type: Bags, bulk containers, or drums
- Shelf Life: Typically 12-24 months when stored properly
- Handling Precautions: Avoid moisture absorption and dust formation; use protective equipment to minimize dust inhalation
5. Regulatory & Compliance Attributes
- Complies with major chemical regulatory frameworks such as REACH and TSCA
- Manufactured according to Good Manufacturing Practices (GMP) ensuring consistent quality
- Meets international fertilizer standards for agricultural use
6. Environmental & Health Impact
- Biodegradability: Biodegradable and breaks down into ammonia and carbon dioxide
- Ecotoxicity: Low toxicity to aquatic life when diluted; excessive nitrogen can cause eutrophication
- Bioaccumulation: Not significant
Safety Handling Precautions
- PPE Required: Gloves, dust mask, and eye protection recommended during handling
- Handling Guidelines: Use adequate ventilation to prevent dust accumulation
- Storage Measures: Keep containers tightly closed and dry
First Aid Measures
- Inhalation: Move to fresh air; seek medical attention if respiratory symptoms develop
- Skin Contact: Wash thoroughly with soap and water
- Eye Contact: Flush eyes with water for at least 15 minutes; seek medical attention if irritation persists
- Ingestion: Rinse mouth; drink water; seek medical advice if large quantities are ingested
Firefighting Measures
- Fire Hazards: Urea is non-flammable but decomposes at high temperatures releasing toxic gases
- Extinguishing Media: Use water spray, foam, or dry chemical extinguishers
- Hazardous Combustion Products: Nitrogen oxides, ammonia, and cyanuric acid may be released during decomposition
Related products
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Cetirizine Hydrochloride
Cetirizine Hydrochloride is a widely used second-generation antihistamine effective for treating allergic conditions such as allergic rhinitis, chronic urticaria, and other allergy symptoms. It is the hydrochloride salt form of cetirizine, existing as a white to off-white crystalline powder with a slightly bitter taste. Cetirizine HCl acts by selectively blocking peripheral H1 histamine receptors, thereby reducing allergic symptoms without significant sedation or central nervous system depression. It is commonly formulated into tablets, syrups, and capsules as an active pharmaceutical ingredient.
Citric Acid Anhydrous
Citric Acid Anhydrous is a white, crystalline organic acid widely used across food, pharmaceutical, cosmetic, and industrial sectors. It is the anhydrous form of citric acid, meaning it contains no water molecules in its crystal lattice, resulting in higher purity and more concentrated acidic properties compared to its monohydrate form. Derived from natural sources like citrus fruits or produced via microbial fermentation, citric acid anhydrous is valued for its sour taste, excellent chelating ability, and buffering capacity. It serves as a natural preservative, pH adjuster, antioxidant synergist, and cleaning agent, making it a versatile ingredient in many formulations.
Diammonium Phosphate
Diammonium Phosphate (DAP) is a highly water-soluble, white crystalline fertilizer containing nitrogen and phosphorus. It is one of the most widely used phosphate fertilizers globally, providing a balanced source of nutrients essential for plant growth. DAP supplies ammonium nitrogen (NH₄⁺) and phosphate (PO₄³⁻), which promote vigorous root development, improve soil fertility, and enhance crop yield and quality. Besides agriculture, DAP serves important roles in food additives, fire retardants, and industrial applications. It’s favored for its high nutrient content, ease of application, and compatibility with other fertilizers and soil amendments.
Melamine
Melamine is an organic compound widely used as a raw material in the production of melamine-formaldehyde resins, laminates, adhesives, coatings, and flame retardants. It offers excellent hardness, thermal stability, and chemical resistance. Supplied in 25kg bags, melamine is a white crystalline powder with high nitrogen content, making it a valuable additive in plastics, construction materials, and surface treatments.
Potassium Chlorate
Potassium Chlorate is a strong oxidizing agent and crystalline chemical compound widely used in various industrial, laboratory, and commercial applications. It appears as a white, odorless, and water-soluble solid. Potassium Chlorate serves primarily as a source of oxygen in chemical reactions and is critical in the manufacture of explosives, matches, fireworks, and disinfectants. Due to its reactive nature, it requires careful handling and storage.
Potassium Metabisulphite Food Grade
Potassium Metabisulphite Food Grade is a white crystalline powder with strong antioxidant and preservative properties. It is widely used in the food and beverage industry as a disinfectant, antioxidant, and preservative to prevent spoilage and microbial growth. It also acts as a bleaching agent and sulfur dioxide (SO₂) source. This compound is critical in winemaking, brewing, and food processing to maintain product quality and extend shelf life.
Potassium Nitrate
Potassium Nitrate is a white crystalline salt commonly known as saltpeter. It is a key oxidizing agent widely used in fertilizers, food preservation, pyrotechnics, and chemical manufacturing. Potassium Nitrate provides essential potassium and nitrogen nutrients in agriculture and acts as a source of oxygen in combustion reactions. Its stability and solubility make it valuable across various industries from agriculture to explosives.
