Revision Date 01/19/2023
1. IDENTIFICATION OF THE SUBSTANCE, PREPARATION AND COMPANY INFORMATION
Product Name: Uranium Pentoxide
Synonyms: Uranium (V) oxide, diuranium pentoxide
Formula: U2O5
Supplier
IBI Labs
3495 N. Dixie Hwy. Unit # 8
Boca Raton, FL 33431
Tel: 561-826-0061 Fax: 561-892-8450
Emergency Telephone Numbers
INFOTRAC
USA & Canada contact number: 1-800-535-5053
International contact number: 1-352-323-3500
2. COMPOSITION AND INFORMATION ON INGREDIENTS, PHYSICAL AND CHEMICAL PROPERTIES
- Physical State: Powder
- Hill System Formula: O5U2
- Formula Weight: 556.055
- Molecular Weight: 286.29 g/mol
- Melting Point: Decomposes
- Density: 7.29 g/ml
- Vapor Pressure: 0 mm Hg at 20°C
- Solubility: Insoluble in water
- CAS RN: [12065-66-6]
- Weight %: ACGIH
Exposure Limits: OSHA
Uranium Pentoxide
100% 0.2 mg/m³ TWA 0.25 mg/m³ TWA
3. HAZARDS IDENTIFICATION
Emergency Overview
Very toxic: Danger of very serious irreversible effects if swallowed. May also have serious irreversible effects through skin contact or inhalation.
Category of Danger: Very Toxic, Carc. cat. 1
Principle routes of exposure: Skin
Inhalation: Harmful, possible risk of irreversible effects through inhalation.
Ingestion: Very Toxic, danger of very serious irreversible effects if swallowed.
Skin contact: Harmful, danger of serious damage to health by prolonged skin contact.
Eye contact: Risk of serious damage to eyes.
Statements of hazard: Very toxic if swallowed.
Statement of Spill or Leak – ANSI Label
- Eliminate all ignition sources.
- Absorb and contain spill with inert materials (e.g., sand, vermiculite).
- Place in appropriate container.
- For large spills, use water spray to disperse vapors, flush spill area. Prevent runoff from entering waterways or sewers.
Precautions – ANSI Label
- Do not get in eyes, on skin, or on clothing.
- Wash thoroughly after handling.
- Do not breathe vapors or spray mist.
4. FIRST AID MEASURES
General advice: In case of an accident or if you feel unwell, seek medical advice immediately (show label where possible).
Inhalation:
- Move to fresh air.
- Call a physician immediately.
Skin contact: Rinse immediately with plenty of water and seek medical advice.
Ingestion:
- Drink 1 or 2 glasses of water.
- Induce vomiting if person is conscious.
Eye contact: Rinse immediately with plenty of water, also under the eyelids for at least 15 minutes.
Protection of first aiders: No information available.
5. FIREFIGHTING MEASURES
Suitable extinguishing media: Use dry chemical, CO2, water spray, or “alcohol” foam.
Specific hazards: Burning produces irritant fumes.
Unusual hazards: None known.
Special protective equipment for firefighters: As in any fire, wear self-contained breathing apparatus pressure-demand, MSHA/NIOSH (approved or equivalent) and full protective gear.
Specific methods: Water mist may be used to cool closed containers.
Flash point: Not determined.
Autoignition temperature: Not determined.
NFPA rating:
NFPA Health: 2
NFPA Flammability: 0
NFPA Reactivity: 0
6. ACCIDENTAL RELEASE MEASURES
Personal precautions: Use personal protective equipment.
Environmental precautions: Prevent product from entering drains.
Methods for cleaning up: Sweep up and shovel into suitable containers for disposal.
7. HANDLING AND STORAGE
Storage: Store at room Temperature.
Handling: Use only in area provided with appropriate exhaust ventilation.
Safe handling advice: Wear personal protective equipment. Remove and wash contaminated clothing before reuse.
Technical measures and storage conditions: Keep container tightly closed in a dry and well-ventilated place.
Incompatible products: Oxidizing and spontaneously flammable products.
8. EXPOSURE CONTROLS AND PERSONAL PROTECTION
Engineering measures: Ensure adequate ventilation, especially in confined areas.
Personal Protective Equipment
Respiratory protection: Breathing apparatus only if aerosol or dust is formed.
Hand protection: PVC or other plastic material gloves.
Skin and body protection: Impervious clothing, long-sleeved clothing.
Eye protection: Safety glasses with side shields.
Hygiene measures: Handle in accordance with good industrial hygiene and safety practice.
9. STABILITY AND REACTIVITY
Stability: Stable under recommended storage conditions.
Polymerization: None under normal processing.
Hazardous decomposition products: Thermal decomposition can lead to release of irritating gases and vapors such as carbon oxides.
Materials to Avoid
Uranyl nitrates: Combustibles.
Uranium hexafluoride: Water (as U, soluble compounds).
Conditions to Avoid
Exposure to air or moisture over prolonged periods.
10. TOXICOLOGICAL INFORMATION
Product Information
Acute toxicity
Components RTECS Number: Selected LD50s and LS50s.
URANIUM PENTOXIDE
Chronic toxicity: Chronic exposure may cause nausea and vomiting; higher exposure causes unconsciousness.
Local effects: Symptoms of overexposure may be headache, dizziness, tiredness, nausea, and vomiting.
Specific effects: May include moderate to severe erythema (redness), and moderate edema (raised skin), nausea, vomiting, headache.
Primary irritation: No data is available on the product itself.
Carcinogenic effects: A known carcinogen.
Mutagenic effects: No data is available on the product itself.
Reproductive toxicity: No data is available on the product itself.
Components
NIOSH-Health Effects
NIOSH-Target Organs
Uranium Pentoxide (soluble and insoluble compounds); potential for hepatocellular cancers as a result of its alpha-emitting properties and radioactive decay products (e.g., radon, etc.), skin, bone marrow, lymphatic system, kidney, lung cancer.
11. ECOLOGICAL INFORMATION
Aquatic toxicity: May cause long-term adverse effects in the aquatic environment.
Components
U.S. DOT-Appendix B-
Marine Pollutant
U.S. DOT – Appendix B –
Severe Marine Pollutants
12. DISPOSAL CONSIDERATIONS
Waste from residues or unused products:
- Waste disposal must be in accordance with appropriate Federal, State, and local regulations.
- This product, if unaltered by use, may be disposed of by treatment at a permitted facility, or as advised by your local hazardous waste regulatory authority.
- Residue from fires extinguished with this material may be hazardous.
Contaminated packaging: Do not re-use empty containers
13. TRANSPORT INFORMATION
UN-Number
DOT, ADR, IMDG, IATA: UN2910
UN Proper Shipping Name
DOT: Radioactive material, excepted package-limited quantity of material.
ADR: 2910 Radioactive Material, Excepted Package-Limited Quantity of Material.
IMDG, IATA: Radioactive Material, Excepted Package-Limited Quantity of Material.
Transport Hazard Class
DOT, ADR: Class 7 Radioactive material.
14. REGULATORY INFORMATION
International Inventories
U.S. regulations:
Components
California Proposition 65
SARA 313 Notification: The above is your notification as to the
SARA 313 listing for this product(s) pursuant to Section 313 of Title III of the Superfund Amendments, and
Reauthorization Act of 1986 and 40 CFR Part 372.
If you are unsure if you are subject to the reporting requirements of Section 313, or need more information, please call the EPA Emergency Planning and Community Right-To-Know Information Hotline: (800) 535-0202 or (202) 479-2499 (in Washington, DC or Alaska).
State notification: The above information is your notice as to the Right-to-Know listings of the stated product(s). Individual states will list chemicals for a variety of reasons including, but not limited to, the compounds toxicity; carcinogenic, tumorigenic and/or reproductive hazards; and the compounds environmental impact if accidentally released.
EU EINECS List – 215-701-9; O3U
Components
URANIUM PENTOXIDE
Korean KECL: KE-35143
Canada DSL Inventory List – Present
Philippines PICCS: Present
Canada NDSL Inventory List – O3U
Inventory – United States TSCA – Sect. 8(b)
15. OTHER INFORMATION
Copyright 2014 IBI Labs. License granted to make unlimited paper copies for internal use only.
IBI Labs expects that recipients of their material are in compliance with 29 CFR 1910.1200(h) which requires employers to provide employees with effective information and training on hazardous chemicals in their work area.
The information and recommendations set forth herein are presented in good faith and believed to be correct as of the revision date. However, recipients of this material should use this information only as a supplement to other information gathered by them and should make independent judgement of the suitability and accuracy of this information. IBI Labs will not be liable for any special, indirect, incidental, or consequential damages, including but not limited to, loss of any kind whatsoever resulting from the use of the information provided in this Safety Data Sheet. IBI Labs expressly includes all warranties, expressed or implied, including warranties of merchantability and fitness for a particular purpose.
This information is furnished without warranty, and any use of the product not in conformance with this Safety Data Sheet, or in combination with any other product or process, is the responsibility of the user.
