Thulium Acetate Powder (Tm(O2C2H3)3) Description
Thulium Acetate Powder
(Tm(O₂C₂H₃)₃) is a light green rare earth compound composed of thulium ions
coordinated with acetate ligands. It typically appears as a crystalline or fine
powder that is hygroscopic and readily soluble in water and polar organic
solvents such as ethanol and methanol. This solubility makes it especially
suitable for solution-based synthesis techniques, including sol-gel processes
and thin-film deposition methods.
Chemically, thulium acetate is
moderately stable under ambient conditions, but prolonged exposure to moisture
can lead to hydrolysis or changes in composition. Upon heating, the compound
decomposes, releasing acetic acid vapors and forming thulium oxide (Tm₂O₃), a
valuable material used in optical and electronic applications. This thermal
decomposition generally occurs at temperatures above 200°C, making thulium
acetate a convenient precursor for oxide-based materials.
The presence of thulium gives the
compound unique optical and magnetic properties. It is used in the production
of thulium-doped lasers, infrared light sources, and phosphors. Additionally,
thulium acetate serves as a starting material in the synthesis of other thulium
compounds and research applications involving lanthanide coordination
chemistry.
In handling, the compound poses
minimal toxicity but may irritate the skin, eyes, or respiratory system if
inhaled as dust. It should be stored in tightly sealed containers in a cool,
dry environment to preserve its quality and stability.
Thulium Acetate Powder (Tm(O2C2H3)3) Applications
1. Optical Materials and Lasers: Used to produce
thulium-doped materials for solid-state lasers and fiber lasers, especially
those emitting in the infrared region (~2 µm), commonly used in medical and
surgical devices.
2. Ceramic and Glass Doping: Acts as a dopant in advanced
ceramics and specialty glasses to enhance thermal stability, coloration, and
luminescent properties.
3. Thin-Film Deposition: Serves as a soluble precursor in
solution-based deposition techniques like sol-gel or spin coating, for creating
uniform thulium-containing films on various substrates.
4. Phosphors and Luminescent Materials: Employed in the
fabrication of phosphors for displays, lighting systems, and upconversion
materials.
5. Research and Chemical Synthesis: Used in academic and
industrial research for the synthesis of other thulium compounds and for
studying lanthanide coordination chemistry.
6. Rare Earth Catalysts: Sometimes incorporated into
catalytic systems for chemical reactions requiring rare earth elements.
Thulium Acetate Powder (Tm(O2C2H3)3) Packaging
Our products are packaged in customized cartons of various
sizes based on the material dimensions. Small items are securely packed in PP
boxes, while larger items are placed in custom wooden crates. We ensure strict
adherence to packaging customization and the use of appropriate cushioning
materials to provide optimal protection during transportation.
Packaging: Carton, Wooden Box, or Customized.
Kindly review the packaging
details provided for your reference.
Manufacturing Process
1. Testing Method
(1) Chemical Composition Analysis - Verified using techniques
such as GDMS or XRF to ensure compliance with purity requirements.
(2) Mechanical Properties Testing - Includes tensile strength,
yield strength, and elongation tests to assess material performance.
(3) Dimensional Inspection - Measures thickness, width, and
length to ensure adherence to specified tolerances.
(4) Surface Quality Inspection - Checks for defects such as
scratches, cracks, or inclusions through visual and ultrasonic examination.
(5) Hardness Testing - Determines material hardness to confirm
uniformity and mechanical reliability.
Please refer to the SAM testing procedures for detailed information.
Thulium Acetate Powder (Tm(O2C2H3)3) FAQs
Q1. What happens when it is heated?
Thulium Acetate decomposes upon heating, releasing acetic
acid and forming thulium oxide (Tm₂O₃), which is used in electronics and
optics.
Q2. How should it be stored?
Store in a tightly sealed container in a cool, dry
environment to prevent moisture absorption and degradation.
Q3. Is it hazardous to handle?
It is considered low in toxicity but may irritate the skin,
eyes, or respiratory tract. Use gloves, eye protection, and handle in a
ventilated area.
Performance Comparison Table with Competitive Products
Thulium Acetate Powder (Tm(O2C2H3)3) vs. Competitive Rare
Earth Carbonates
|
Property/Product
|
Thulium Acetate
(Tm(O₂C₂H₃)₃)
|
Erbium Acetate
(Er(O₂C₂H₃)₃)
|
Gadolinium Acetate
(Gd(O₂C₂H₃)₃)
|
|
Chemical Formula
|
Tm(O₂C₂H₃)₃
|
Er(O₂C₂H₃)₃
|
Gd(O₂C₂H₃)₃
|
|
Purity (Typical)
|
≥99.5%
|
≥99.9%
|
99.0%-99.8%
|
|
Physical Form
|
White crystalline powder
|
Pink crystalline solid
|
White hygroscopic crystals
|
|
Thermal Decomposition
|
~300°C
|
~200°C
|
~250°C
|
|
Solubility in Water
|
Soluble (pH-dependent)
|
Highly soluble
|
Moderately soluble
|
Related Information
1. Common Preparation Methods
Thulium Acetate Powder (Tm(O₂C₂H₃)₃) is typically
synthesized by reacting thulium oxide (Tm₂O₃) or thulium carbonate (Tm₂(CO₃)₃)
with glacial acetic acid under controlled heating. In a standard process,
thulium oxide is gradually added to excess acetic acid and heated to around 80–100°C
with constant stirring until a clear solution forms, indicating the formation
of thulium acetate according to the reaction: Tm₂O₃ + 6CH₃COOH → 2Tm(CH₃COO)₃ +
3H₂O. After complete dissolution, the solution is filtered to remove any
insoluble impurities and then concentrated by gentle evaporation under reduced
pressure. Upon cooling, thulium acetate crystallizes or is recovered as a solid
by drying the solution. The final product is typically a light green,
hygroscopic powder, which can be further purified or dried under vacuum to
enhance stability and purity. This method provides high-yield, high-purity
thulium acetate suitable for use in optical materials, ceramics, and chemical
synthesis.
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