89170
Thorium oxide
≥99.0%
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About This Item
Linear Formula:
ThO2
CAS Number:
Molecular Weight:
264.04
UNSPSC Code:
12352300
PubChem Substance ID:
EC Number:
215-225-1
MDL number:
assay
≥99.0%
reaction suitability
reagent type: catalyst
core: thorium
extent of labeling
7.15 kBq/g specific activity
SMILES string
O=[Th]=O
InChI
1S/2O.Th
InChI key
ZCUFMDLYAMJYST-UHFFFAOYSA-N
Other Notes
Sales restrictions may apply
Regulations require a license for the sale of radioactive substances in Switzerland. Swiss customers are kindly requested when ordering, to include their license number, issued by the Swiss Public Health Authorities.
Regulations require a license for the sale of radioactive substances in Switzerland. Swiss customers are kindly requested when ordering, to include their license number, issued by the Swiss Public Health Authorities.
Disclaimer
Regulations require a license for the sale of radioactive substances in Switzerland. Swiss customers are kindly requested when ordering, to include their license number, issued by the Swiss Public Health Authorities.
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Carc. 1B - STOT RE 2
Storage Class
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Regulatory Information
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[Case 2. Diffuse hepatic angiosarcoma secondary to thorotrast deposit].
E Arteche et al.
Radiologia, 49(1), 28-28 (2007-04-03)
Ionizing radiation: thorium dioxide.
Report on carcinogens : carcinogen profiles, 12, 243-246 (2011-08-20)
Yoichiro Yamamoto et al.
Cancer science, 101(2), 336-340 (2009-11-18)
Exposure to internally deposited radionuclides is known to induce malignant tumors of various histological types. Thorotrast, a colloidal suspension of radioactive Thorium dioxide ((232)ThO(2)) that emits alpha-particles, was used as a radiographic contrast during World War II. Thorotrast is known