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Holmium Oxide

Holmium Oxide Structure
CAS No.
12055-62-8
Chemical Name:
Holmium Oxide
Synonyms
Rare earth;Holmia;HOLMIUM OXIDE;La-Ce-Tb Oxide;mium(III) oxide;Holmium(Ⅲ) oxide;Holmium trioxide;HOLMIUM(+3)OXIDE;UV-VIS STANDARD 6;HOLMIUM(III) OXIDE
CBNumber:
CB0216119
Molecular Formula:
H2HoO
Molecular Weight:
182.95
MOL File:
12055-62-8.mol
MSDS File:
SDS
Modify Date:
2023/5/15 10:43:17

Holmium Oxide Properties

Melting point >100 °C(lit.)
Density 1.0966 g/mL at 25 °C
storage temp. no restrictions.
solubility DMSO (Slightly, Heated), Methanol (Slightly, Heated), Water (Slightly, Heated)
form nanopowder
color Light yellow-orange to beige
Specific Gravity 8.36
Water Solubility Insoluble in water. Soluble in perchloric acids.
Merck 14,4727
Stability Stable, but may be air or moisture sensitive. Incompatible with strong acids.
InChIKey JYTUFVYWTIKZGR-UHFFFAOYSA-N
CAS DataBase Reference 12055-62-8(CAS DataBase Reference)
EPA Substance Registry System Holmium oxide (Ho2O3) (12055-62-8)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H227
Precautionary statements  P501-P210-P280-P370+P378-P403+P235
Safety Statements  22-24/25
WGK Germany  3
3-10-23
TSCA  Yes
HS Code  2846 90 20
NFPA 704
0
1 0

Holmium Oxide price More Price(28)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) H9750 Holmium(III) oxide ≥99.9% (rare earth content, expressed as Ho2O3) 12055-62-8 10G ₹16400 2022-06-14 Buy
Sigma-Aldrich(India) H9750 Holmium(III) oxide ≥99.9% (rare earth content, expressed as Ho2O3) 12055-62-8 50G ₹62579.33 2022-06-14 Buy
Sigma-Aldrich(India) 637327 Holmium(III) oxide nanopowder, <100?nm avg. part. size (DLS), ≥99.9% trace metals basis 12055-62-8 10G ₹21974.75 2022-06-14 Buy
Sigma-Aldrich(India) 641863 Holmium(III) oxide nanoparticles, dispersion, <100?nm particle size (BET), 5?wt. % in H2O, ≥99.9% trace metals basis 12055-62-8 25ML ₹13801.88 2022-06-14 Buy
Sigma-Aldrich(India) 637327 Holmium(III) oxide nanopowder, <100?nm avg. part. size (DLS), ≥99.9% trace metals basis 12055-62-8 50G ₹123881.3 2022-06-14 Buy
Product number Packaging Price Buy
H9750 10G ₹16400 Buy
H9750 50G ₹62579.33 Buy
637327 10G ₹21974.75 Buy
641863 25ML ₹13801.88 Buy
637327 50G ₹123881.3 Buy

Holmium Oxide Chemical Properties,Uses,Production

Chemical Properties

slightly beige solid

Physical properties

Yellow cubic crystal; density 8.41 g.cm3; melts at 2,415°C; insoluble in water; dissolves in acids (with reactions).

Uses

Refractories, special catalyst.

Application

Holmium Oxide can be used as:

  • A starting material to prepare Ho2O3-PVAfilm for generating stable Q-switching pulses in a thulium-doped fiber laser(TDFL) cavity.
  • A catalyst for oxidative coupling of methane.
It can also be used as a dopant in the preparation of:
  • Cadmium lead borate glasses.
  • Diamond/copper composites to eliminate interfacial defects through the spark plasma sintering (SPS) method.

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