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Merck
CN

637319

Samarium(III) oxide

nanopowder, <100 nm particle size (BET), ≥99% trace metals basis

Synonym(s):

Samarium oxide, Samaria

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About This Item

Linear Formula:
Sm2O3
CAS Number:
12060-58-1
NACRES:
NA.23
PubChem Substance ID:
24882846
UNSPSC Code:
12352302
EC Number:
235-043-6
MDL number:
MFCD00011237

Key Documents

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InChI key

PRCWVHVINXAFRG-UHFFFAOYSA-N

InChI

1S/3O.2Sm

SMILES string

O=[Sm]O[Sm]=O

assay

≥99% trace metals basis

form

nanopowder

reaction suitability

reagent type: catalyst
core: samarium

surface area

<10 m2/g

particle size

<100 nm (BET)

density

8.35 g/mL at 25 °C (lit.)

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Storage Class

10 - Combustible liquids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

监管及禁止进口产品
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Lot/Batch Number
04317CC

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B Mandal et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 60(4), 933-939 (2004-03-24)
Microphone based photoacoustic (PA) spectrometer to study solids in powder form was designed and fabricated. Laser PA spectra of Sm3+ ion in Sm2O3 and SmCl3.6H2O microcrystalline powders were recorded first time in 484-542 nm spectral region at room temperature. Analysis
Janne Marvola et al.
International journal of pharmaceutics, 281(1-2), 3-10 (2004-08-04)
This paper is a report from a pharmacoscintigraphic study with an Egalet constant-release system containing caffeine and natural abundance samarium oxide. First the formulation was tested in vitro to clarify integrity during irradiation in the nuclear reactor. Then six healthy
Matthew D Burke et al.
Pharmaceutical research, 24(4), 695-704 (2007-03-21)
To develop a robust radiolabeling technique to enable evaluation of difficult to radiolabel gastric retentive formulations using gamma scintigraphy. The use of a successful radiolabel will allow accurate assessment of the gastric residence time of the formulations. The retention of
H M T U Herath et al.
Journal of biomedical materials research. Part A, 94(1), 130-136 (2010-02-04)
The biocompatibility of natural samarium (III) oxide, which has previously been used for treatment in bone-related diseases was determined as a first step in its evaluation as a bone implant material. Assessment for 28 days using osteoblast-like cells revealed no
S F Ahrabi et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 8(3), 193-201 (1999-06-24)
The effect of the neutron activation factors, i.e., admixture of samarium oxide (Sm2O3) and irradiation time, on the physico-chemical properties of the raw materials and the in vitro dissolution and disintegration of hydrophilic and lipophilic suppositories was investigated. It was
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