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Dysprosium oxide CAS#1308-87-8

Dysprosium oxide CAS#1308-87-8

Basic Information

Dysprosium oxide
dysprosia
Erbia
Dy₂O₃
a; ; w; h; i; t; e; ,; ; s; l; i; g; h; t; l; y; ; h; y; g; r; o; s; c; o; p; i; c; ; p; o; w; d; e; r

Dysprosium oxide, or dysprosia, is a white slightly hygroscopic rare-earth oxide powder with very low solubility and strong thermal stability. Its crystal structure changes at elevated temperature, and its magnetic, optical and electronic characteristics support advanced material design. It is used as a colorant in glass and porcelain glazes, and as a dopant for optical fibers and optical amplifiers. Pink-tinted glass, cubic zirconia and porcelain are additional color applications.

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product description

High Thermal Stability: Dysprosium oxide maintains stability over a wide temperature range, with a cubic crystal structure below 1870 °C and monoclinic or hexagonal structures above this temperature, making it suitable for high-temperature applications.


Low Solubility: Dy₂O₃ is highly insoluble, ensuring chemical durability and long-term performance in various industrial and scientific applications.


Slightly Hygroscopic White Powder: Its physical form as a white, slightly hygroscopic powder allows for easy handling, storage, and incorporation into composites, ceramics, and other materials.


Belongs to Rare Earth Oxide Family: As a member of the rare earth oxide family, dysprosium oxide possesses unique magnetic, optical, and electronic properties, making it valuable for advanced technological applications.


Product Application of Dysprosium oxide CAS#1308-87-8

Dysprosium oxide, also known as dysprosia, has the chemical formula Dy₂O₃ and belongs to the rare earth oxide family. It appears as a white, slightly hygroscopic powder, and is highly insoluble with excellent thermal stability. Its crystal structure is cubic below 1870 °C, transitioning to monoclinic and/or hexagonal structures at higher temperatures.


Product Application of Dysprosium oxide CAS#1308-87-8

Dysprosium oxide, also referred to as Erbia, is widely used as a colorant in glass and porcelain enamel glazes. High-purity dysprosium trioxide is commonly adopted as a dopant in the manufacturing of optical fibers and optical amplifiers, holding great value for fiber-optic data transmission. In addition, dysprosium trioxide presents a pink tone and is occasionally used to tint glass, cubic zirconia and porcelain. The processed glass is often made into sunglasses and affordable jewelry.

Product Specifications

Parameters


Melting point2330-2350 °C
density7.81 g/mL at 25 °C(lit.)
storage temp.no restrictions.
solubilitysoluble in acid solutions
formnanopowder
colorWhite
Specific Gravity7.81
PH7
Water Solubilityinsoluble
SensitiveHygroscopic
Crystal StructureCubic
crystal systemCube
Merck143,482
Space groupIa3
Lattice constanta/nmb/nmc/nmα/oβ/oγ/oV/nm31.067061.067061.067069090901.215
InChI1S/2Dy.3O
InChIKeyNLQFUUYNQFMIJW-UHFFFAOYSA-N
SMILESO=[Dy]O[Dy]=O
Poissons Ratio0.313
CAS DataBase Reference1308-87-8(CAS DataBase Reference)
EPA Substance Registry SystemDysprosium oxide (Dy2O3) (1308-87-8)


Safety Information


Safety Statements24/25
WGK Germany2
RTECSJW1060000
TSCATSCA listed
HS Code2846 90 20
Storage Class12 - Non Combustible Liquids
ToxicityLD50 orally in Rabbit: > 5000 mg/kg


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Delivery Time

Inventory 2-3 working days New manufacturing 7-10 working days

Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
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We supply inorganic chemicals, organic solvents, water treatment chemicals, and surfactants, including calcium chloride, soda ash, sodium bicarbonate, caustic soda, citric acid, ethyl acetate, and SLES. Please contact us to confirm specific product availability.


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