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MSDS Material Safety Data Sheet
CAS

57-13-6

File Name: spl-int_com---urea_msds.asp
                  MATERIAL SAFETY DATA SHEET
1. Identification of the substance/preparation and of the company


Product Name: Urea, prilled
Product Description: Nitrogen-containing organic compound
Synonyms: Carbamide, Carbonyl Diamide


Company Identification: SPL International
6 Prenton Way
North Cheshire Trading Estate
Prenton
Wirral
Chesire
CH43 3DU
United Kingdom
.
Tel: +44 (0) 151 609 0077
Fax: +44 (0) 151 609 0088



2. Composition/Information on substance


Chemical Composition: Urea (>97.5%)
Chemical Formula: CO(NH2)2
CAS No.: 57-13-6
EINECS No.: 200-315-5
Classification: Non hazardous
Risk Phrases: Not applicable
Safety Phrases: Not applicable


3. Hazard Identification


Inhalation: Mild irritation of the respiratory system may occur.
Ingestion: Mild irritation of gastrointestinal tract may occur.
Eye Contact: Irritation can occur upon contact with eyes. Contact with heated
material may cause thermal burns.
Skin Contact: Repeated or prolonged contact may cause reddening, irritation and
inflammation. Contact with heated material may cause thermal burns.


4. First Aid Measures


Inhalation: Remove from exposure. In severe cases, or if recovery is not rapid or
complete seek medical attention.
Ingestion: Wash out mouth with water. Do not induce vomiting. If patient is
conscious, give water to drink. If patient feels unwell seek medical
attention.
Eye Contact: Irrigate thoroughly with water for at least 10 minutes. Obtain medical
attention.
Skin Contact: Rinse with plenty of water. Remove contaminated clothing and wash
before reuse. If irritation persists seek medical attention.
5. Fire Fighting Measures


Fire extinguishing media: Use extinguishers suitable to cause of fire.
Special fire fighting procedures: Irritating substances may be emitted upon thermal combustion so self-
contained breathing apparatus will be required.


6. Accidental Release Measures


Personal Precautions: Wear suitable protective clothing (see section 8).
Environmental Precautions: Prevent large quantities from contacting vegetation or waterways.
Keep animals away from large spills.
Methods for Cleaning: Vacuum or sweep up and place into approved containers for later
disposal.


7. Handling & Storage


Handling: Avoid contact with eyes. Avoid repeated or prolonged contact with
skin or clothing. Avoid dust inhalation. Wear suitable protective
clothing (see section 8).
Storage: Store under cool dry conditions.


8. Exposure Controls/Personal Protection


15mg/m3 inhalable dust fraction limit applies.
Exposure Limits:


Personal Protection:
Respiratory Protection: Normally not required. Wear dust mask if large quantities of dust are
generated.
Hand Protection: Gloves.
Eye Protection: Safety glasses.
Skin Protection: Overalls.


9. Physical & Chemical Properties


Appearance: White prills / granules.
Odour: Very slight, ammoniacal.
Flammability: Non-flammable.
1.335g/cm3
Relative Density:
Other information: This product is hygroscopic


10. Stability & Reactivity


Stability: Stable under normal conditions of handling and storage.
Conditions to Avoid: Moisture.
Materials to Avoid: Strong oxidizers, acids or alkalis, nitrates & hypochlorites.
Hazardous Decomp. Products: Decomposes to ammonia, biuret, nitrogen oxides and carbon oxides.
May react with hypochlorites to form the explosive nitrogen trichloride.


11. Toxicological Information


Effects on exposure: Irritation can occur upon contact with eyes. Repeated or prolonged
contact with skin may cause reddening, irritation and
inflammation. Contact with heated material may cause thermal burns. Mild
irritation of the respiratory system may occur upon inhalation. Mild
irritation of gastrointestinal tract may occur upon ingestion.
Human Oral LDLO (mg/kg): No data available.
Rat Oral LD50 (mg/kg): 14300
Carcinogenicity: No evidence of carcinogenic properties.
Mutagenicity: No evidence of mutagenic effects.
Reproductive Effects: None identified.


12. Ecological Information


Information about elimination (persistence and degradability):
Biological degradability: This compound is well degradable in water. 4mg/L in 1hr at 20 C.
Zahn-Wellens-Test / 400mg/L: 3hr: 2%, 7d: 52%, 14d: 85%, 16d: 96%.
Aquatic toxicity: EC50: >10000mg/L/24hr (Daphnia magna (Wasserfloh))
LC50: >6810gm/L/96hr (Leuciscus idus (Goldorfe))
Growth inhibition of algae: TGK / 8d / Scenedesmus quadric: >10 000 mg/L
Growth inhibition of bacteria: TGK / 16d / Pseudomonas Putida: >10 000 mg/L


General Notes:
Water hazard class 1 (assessment by list): slightly hazardous.
Do not allow product to reach ground water, water bodies or sewage system.


13. Disposal Consideration


Dispose of contaminated product and material used in cleaning up spills or leaks in a manner approved
for this material. Review national and local government requirements prior to disposal.


14. Transport Information


This material is not dangerous goods according to international regulations for transport.


15. Regulatory Information


No labelling is required for this material by the Chemical (Hazard Information and Packaging for supply)
(Amendment) Regulations 1998 (CHIP 98) and corresponding EC directives.


16. Other Information


NFPA HMIS
SPL International has compiled the information contained in this data sheet to the best of its
own knowledge and of available reliable data.
Since the use of our products is beyond our control, no warranty, guarantee or liability arising
from the use of this information or the products to which the information refers is expressed or
implied.

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