1. PRODUCT AND COMPANY IDENTIFICATION
Product Identifiers
Name: Thorium Nitrate Tetrahydrate
Synonyms: Thorium(Ⅳ)nitrate tetrahydrate, thorium nitrate
Formula: Th(NO3)4·4H2O
Identified Uses: Laboratory chemicals, Manufacture of substances.
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. HAZARDS IDENTIFICATION
Classification of the Substance or Mixture
GHS Classification per 29 CFR 1910 (OSHA HCS)
Oxidizing solids (Category 2), H272
Acute toxicity, Oral (Category 4), H302
Skin irritation (Category 2), H315
Eye irritation (Category 2A), H319
Specific target organ toxicity – single exposure (Category 3), Respiratory system, H335
Specific target organ toxicity – repeated exposure (Category 2), H373
Acute aquatic toxicity (Category 2), H401
Chronic aquatic toxicity (Category 2), H411
For the full text of the H-Statements mentioned in this Section, see Section 16.
GHS Label Elements, Including Precautionary Statements
Pictogram
Signal word: Danger.
Hazard Statements
H272 May intensify fire and oxidizer.
H302 Harmful if swallowed.
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
H373 May cause damage to organs through prolonged or repeated exposure.
H411 Toxic to aquatic life with long-lasting effects.
Precautionary Statements
P210 Keep away from heat.
P220 Keep/Store away from clothing/combustible materials.
P221 Take any precautions to avoid mixing with combustibles.
P260 Do not breathe dust/fume/gas/mist/vapors/spray.
P264 Wash skin thoroughly after handling.
P270 Do not eat, drink, or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301 + P312 IF SWALLOWED: Call a POISON CENTER or doctor/ physician if you feel unwell.
P302 + P352 IF ON SKIN: Wash with plenty of soap and water.
P304 + P340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present, and easy to do. Continue rinsing.
P314 Get medical advice/attention if you feel unwell.
P321 Specific treatment (see supplemental first aid instructions on this label).
P330 Rinse mouth.
P332 + P313 If skin irritation occurs: Get medical advice/attention.
P337 + P313 If eye irritation persists: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.
P370 + P378 In case of fire: Use dry sand, dry chemical, or alcohol-resistant foam for extinction.
P391 Collect spillage.
P403 + P233 Store in a well-ventilated place. Keep the container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to an approved waste disposal plant.
Hazards not otherwise classified (HNOC) or not covered by GHS: Radioactive.
3. COMPOSITION/INFORMATION ON INGREDIENTS, PHYSICAL AND CHEMICAL PROPERTIES
Substances
- Formula: Th(NO3)4*4H2O
- Molecular Weight: 552.12g/mol
- CAS-No.: [13470-07-0]
- EC-No.: 237-514-1
- Molecular Formula: H8N4O16Th
- Oxidizing Properties: The substance is classified as oxidizing with category 2
- Appearance: White crystals
- Solubility: Soluble in water
- Melting Point, °C: Decomposes at 500°C
- Stability: Stable under recommended storage conditions. Not combustible, but accelerates burning of combustible materials
Component Classification Concentration
Thorium Nitrate Tetrahydrate
Ox. Sol. 2; Acute Tox. 4; Skin.
Irrit. 2; Eye Irrit. 2A; STOT SE.
3; STOT RE 2; Aquatic Acute.
2; Aquatic Chronic 2; H272, H302, H315, H319, H335, H373, H411.
For the full text of the H-Statements mentioned in this Section, see Section 14.
4. FIRST AID MEASURES
General Advice: Consult a physician, show this safety data sheet to the doctor in attendance, and move out of a dangerous area.
If Inhaled:
- If breathed in, move the person into fresh air.
- If not breathing, give artificial respiration.
- Consult a physician.
In case of skin contact: Wash off with soap and plenty of water and consult a physician.
In Case of Eye Contact: Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
If Swallowed: Never give anything by mouth to an unconscious person, rinse mouth with water, and consult a physician.
Most important symptoms and effects, acute and delayed: The most important known symptoms and effects are described in the labeling and section 9.
5. FIREFIGHTING MEASURES
Suitable extinguishing media: Use measures appropriate to local circumstances and the surrounding environment.
Special hazards arising from the substance or mixture: Nitrogen oxides (NOx) and metal oxides.
Advice for firefighters: If necessary, wear self-contained breathing apparatus for firefighting.
Further information: Use water spray to cool unopened containers. The product itself does not burn.
6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protective equipment, and emergency procedures:
- Use personal protective equipment.
- Avoid dust formation.
- Avoid breathing vapors, mist, or gas.
- Ensure adequate ventilation.
- Evacuate personnel to safe areas.
- Avoid breathing dust.
- For personal protection see section 8.
Environmental precautions:
- Prevent further leakage or spillage if safe.
- Do not let the product enter drains.
- Discharge into the environment must be avoided.
Methods and materials for containment and cleaning up:
- Sweep up and shovel.
- Contain spillage, and then collect with an electrically protected vacuum cleaner or by wet brushing and place in a container for disposal according to local regulations (see section 11).
- Keep in suitable, closed containers for disposal.
7. HANDLING AND STORAGE
Precautions for safe handling:
- Avoid contact with skin and eyes and the formation of dust and aerosols.
- Provide appropriate exhaust ventilation at places where dust is formed.
- Keep away from sources of ignition.
- Keep away from heat and sources of ignition.
Conditions for safe storage, including incompatibilities: Keep the container tightly closed in a dry and well-ventilated place.
8. EXPOSURE CONTROLS AND PERSONAL PROTECTION
Control Parameters
Components with workplace control parameters: Doesn’t contain substances with occupational exposure limit values.
Exposure Controls
At any detectable concentration OR Exposure controls or Personal Protective Equipment
At any detectable concentration: Any self-contained breathing apparatus with a full facepiece operated in a pressure-demand or other positive-pressure mode.
Any supplied-air respirator with a full facepiece operated in a pressure-demand or other positive-pressure mode or other positive-pressure mode with an auxiliary self-contained breathing apparatus operated in pressure-demand or other positive-pressure mode.
Escape – any air-purifying, full-facepiece respirator with a high-efficiency particulate filler.
Any appropriate escape-type, self-contained breathing apparatus.
Firefighting and Other Immediately Dangerous to Life or Health Conditions
Use any self-contained breathing apparatus with a full facepiece respirator and a high-efficiency particulate filter.
Use any supplied air respirator with a full facepiece operated in a pressure-demand or other positive-pressure mode or other positive-pressure modes with an auxiliary self-contained breathing apparatus operated in pressure-demand or other positive-pressure modes.
Appropriate engineering controls:
- Handle following good industrial hygiene and safety practices.
- Wash hands before breaks and at the end of the workday.
Personal Protective Equipment
Eye and face protection: Safety glasses with side shields conforming to EN166 Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin protection:
- Handle with gloves.
- Gloves must be inspected before use.
- Use proper glove removal technique (without touching the glove’s outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use following applicable laws, and good laboratory practices.
- Wash and dry hands.
Full Contact
Material: Nitrile rubber.
Minimum layer thickness: 0.11 mm.
Break-through time: 480 min.
Material tested: Dermatril® (KCL 740 / Aldrich Z677272, Size M).
Splash Contact
Material: Nitrile rubber.
Minimum layer thickness: 0.11 mm.
Break-through time: 480 min.
Material tested: Dermatril® (KCL 740 / Aldrich Z677272, Size M).
Data source: KCL GmbH, D-36124 Eichenzell, phone +49 (0)6659 87300, e-mail sales@kcl.de
Test method: EN374
If used in solution, or mixed with other substances, and under conditions that differ from EN 374, contact the supplier of the CE-approved gloves. This recommendation is advisory only and must be evaluated by an industrial hygienist and safety officer familiar with the specific situation of anticipated use by our customers. It should not be construed as offering approval for any specific use scenario.
Body Protection
Complete suit protecting against chemicals, the type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory Protection
Where risk assessment shows air-purifying respirators are appropriate use a full-face particle respirator type N100 (US) or type P3 (EN 143) respirator cartridges as a backup to engineering controls. If the respirator is the sole means of protection, use a full-face supplied air respirator. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US), or CEN (EU).
Control of Environmental Exposure
- Prevent further leakage, or spillage if safe to do so.
- Do not let the product enter drains.
- Discharge into the environment must be avoided.
9. TOXICOLOGICAL INFORMATION
Information on Toxicological Effects
Acute toxicity:
LD50 Oral – mouse – 1,760 mg/kg.
Remarks: Gastrointestinal ulceration or bleeding from the small intestine.
Inhalation: No Data Available.
Dermal: No Data Available.
Skin corrosion or irritation: No Data Available.
Serious eye damage/eye irritation: No Data Available.
Respiratory or skin sensitization: No Data Available.
Germ cell mutagenicity: No Data Available.
Carcinogenicity
Contains a radioactive isotope that may produce cancer and genetic mutation.
IARC: 2A – Group 2A: Probably carcinogenic to humans (Thorium tetranitrate hydrate).
ACGIH: No component of this product present at levels greater than or equal to 0.1% is identified as a carcinogen, or potential carcinogen by ACGIH.
NTP: No component of this product present at levels greater than or equal to 0.1% is identified as a known or anticipated carcinogen by NTP.
OSHA: No component of this product present at levels greater than or equal to 0.1% is identified as a carcinogen or potential carcinogen by OSHA.
Reproductive Toxicity
No Data Available.
- Reproductive toxicity (rats): Subcutaneous
Paternal Effects: Testes, epididymis, sperm duct.
- Reproductive toxicity (Mouse): Intraperitoneal
Paternal effects: Spermatogenesis (including genetic material, sperm morphology, motility, and count). Testes, epididymis, sperm duct.
Specific Target Organ Toxicity – Single Exposure
Inhalation: This may cause respiratory irritation.
Specific Target Organ Toxicity – Repeated Exposure
May cause damage to organs through prolonged or repeated exposure.
Additional Information
RTECS: XO6825000
To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated.
Stomach Irregularities: Based on Human Evidence.
10. ECOLOGICAL INFORMATION
Bio-accumulative Potential
Bioaccumulation Oncorhynchus mykiss (rainbow trout) – 27 d – 0.001 μg/l.
Bioconcentration factor (BCF): 465.
Results of PBT and vPvB Assessment
PBT/vPvB assessment is not available as chemical safety assessment is not required/not conducted.
Other Adverse Effects
An environmental hazard cannot be excluded in the event of unprofessional handling or disposal.
Toxic to aquatic life with long-lasting effects.
11. DISPOSAL CONSIDERATIONS
Waste Treatment Methods
Product: Contact a licensed professional waste disposal service to dispose of this material. After use follow local procedures for radioactive waste. Consult local, state, and federal regulations on the disposal of radioactive waste. Observe all federal, state, and local environmental regulations.
Waste from residues/unused products: Waste disposal must follow appropriate Federal, State, and local regulations. If unaltered, this product 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 dangerous.
Contaminated packaging: Do not reuse empty containers and dispose of them as unused products.
12. TRANSPORT INFORMATION
The U.S. Department of Transportation (D.O.T.) Code of Federal Regulations (49 CFR Parts 100-185), the International Air Transportation Association (IATA), the International Civil Aviation Organization (ICAO), and the International Maritime Organization (IMDG) are all factored into the classification and transport of material.
Proper Shipping Name:
Hazard Class:
UN/ID Number: To be determined on a case-by-case basis.
Special Information:
Packing Group
The classification of substances with multiple hazards must be determined following the criteria presented in the regulations mentioned above. Due to the various quantities and combinations of materials being shipped at one time, the information above must be determined based on the characteristics of the specific shipment.
13. REGULATORY INFORMATION
SARA 302 Components
SARA 302: No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302.
SARA 313 Components
The following components are subject to reporting levels established by SARA Title III, Section 313:
Thorium tetranitrate hydrate
CAS-No.: 13823-29-5
Revision Date: 1993-04-24
SARA 311/312 Hazards
Reactivity Hazard, Acute Health Hazard, and Chronic Health Hazard.
Massachusetts Right to Know Components
Thorium tetranitrate tetrahydrate
CAS-No.: 13470-07-0
Revision Date: 1993-04-24
Pennsylvania Right to Know Components
Thorium tetranitrate tetrahydrate
CAS-No.: 13470-07-0
Revision Date: 1993-04-24
New Jersey Right to Know Components
Thorium tetranitrate tetrahydrate
CAS-No.:13470-07-0
Revision Date: 1993-04-24
California Prop. 65 Components
This product does not contain any chemicals known to the State of California to cause cancer, birth defects, or any other reproductive harm.
14. OTHER INFORMATION
Acute toxicity.
Acute aquatic toxicity.
Chronic aquatic toxicity.
Eye irritation.
H272 May intensify fire; oxidizer.
H302 Harmful if swallowed.
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
H373 May cause damage to organs through prolonged, or repeated exposure.
H401 Toxic to aquatic life.
H411 Toxic to aquatic life with long-lasting effects.
Oxidizing solids,
HMIS Rating
Health hazard: 2.
Chronic Health Hazard: *.
Flammability: 0.
Physical Hazard 2.
NFPA Rating
Health hazard: 2.
Fire Hazard: 0.
Reactivity Hazard: 2.
Special Hazard.I: OX.
Further Information
Copyright 2014 IBI Labs. License granted to make unlimited paper copies for internal use only.
IBI Labs requires that those who receive their materials comply with 29 CFR 1910.1200(h), which mandates that employers provide employees with effective information and training about hazardous chemicals in their workplace.
The contents of this document are believed to be accurate as of the date of revision and are provided in good faith. However, it is recommended that recipients use this information as supplementary and exercise caution and judgment regarding its accuracy and suitability. Please note that IBI Labs cannot be held responsible for any damage, direct or indirect, that occurs because of using the information provided in this Safety Data Sheet.
IBI Labs makes no warranties, expressed or implied, including warranties of merchantability and fitness for a particular purpose. This information is provided without warranty, and any use of the product that does not conform to this Safety Data Sheet, or that is used in combination with any other product or process, is the user’s responsibility.
Revision Date: 07/10/2024
