Description

Thorium(IV) Nitrate Tetrahydrate is a high-purity inorganic salt of the radioactive element thorium, supplied as a crystalline solid. This compound is a critical precursor material in the production of specialized ceramics, catalysts, and as a starting material for other thorium compounds. It is primarily utilized in research and development laboratories, nuclear fuel cycle studies, and the manufacturing of high-performance optical glasses and non-silica optical fibers. The product is identified by CAS No. 33088-16-3.

Application

• Nuclear Fuel Research & Development: Serves as a key starting material for investigating thorium-based fuel cycles and advanced reactor concepts.
• Specialty Ceramics & Catalysts: Used in the synthesis of thorium dioxide (thoria) for high-temperature ceramics and as a catalyst component in specific organic reactions.
• Optical Material Production: Acts as a dopant or component in the manufacture of high-refractive-index optical glasses and rare-earth element-free optical fibers.
• Analytical Chemistry & Calibration: Employed as a standard or reagent in analytical procedures for the determination of thorium and related elements.
• Electronics & Semiconductors: Used in research for depositing thorium-containing thin films for specialized electronic applications.
• Laboratory Chemical Synthesis: A versatile precursor for synthesizing various thorium coordination complexes and other inorganic thorium salts.

Basic Information

Product Name	Thorium(IV) Nitrate Tetrahydrate
CAS No.	33088-16-3
Molecular Formula	Th(NO3)4 • 4H2O
Molecular Weight	552.12 g/mol
Synonyms	Thorium nitrate tetrahydrate; Thorium tetranitrate tetrahydrate; Nitric acid, thorium(4+) salt, tetrahydrate; Thorium(4+) nitrate tetrahydrate; Thorium nitrate (Th(NO3)4), tetrahydrate
EINECS	Contact for details

Quality Control

Our Thorium(IV) Nitrate Tetrahydrate is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and reliability for research and industrial applications. Each lot is analyzed for key parameters including thorium content, nitrate content, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing purity, assay results, and trace metal analysis is provided with every shipment to support your quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area dedicated for radioactive materials, away from incompatible substances. Due to its hygroscopic (moisture-sensitive) nature and properties as a strong oxidizer, the container must be kept sealed under dry, inert conditions when not in use and separated from combustible or reducing agents. Follow all applicable local, national, and international regulations for the storage of radioactive materials.

Specification

Item	Specification
Appearance	White crystalline solid
Identification (IR)	Conforms
Assay (ThO2 basis)	≥ 46.0 %
Assay (Th content)	≥ 40.0 %
Water of Crystallization	12.0 - 14.0 %
Insoluble Matter	≤ 0.01 %
Chloride (Cl)	≤ 0.001 %
Sulfate (SO4)	≤ 0.005 %
Heavy Metals (as Pb)	≤ 0.001 %
Iron (Fe)	≤ 0.001 %
Rare Earths	≤ 0.1 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.