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Merck
CN

637173

Antimony(III) oxide

nanopowder, <250 nm particle size (TEM), ≥99.9% trace metals basis

Synonym(s):

Antimony trioxide, Diantimony trioxide

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About This Item

Linear Formula:
Sb2O3
CAS Number:
Molecular Weight:
291.52
PubChem Substance ID:
eCl@ss:
38080202
UNSPSC Code:
12352302
NACRES:
NA.23
EC Number:
215-175-0
MDL number:
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assay

≥99.9% trace metals basis

form

nanopowder

composition

(O3Sb2)

reaction suitability

reagent type: catalyst
core: antimony

surface area

15.6 m2/g , typical

particle size

<250 nm (TEM)

bp

1550 °C (lit.)

mp

655 °C (lit.)

bulk density

0.5‑0.6 g/mL

SMILES string

O=[Sb]O[Sb]=O

InChI

1S/3O.2Sb

InChI key

ADCOVFLJGNWWNZ-UHFFFAOYSA-N



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pictograms

Health hazard

signalword

Warning

hcodes

Hazard Classifications

Carc. 2

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges



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Related Content

This thematic issue focuses on the emerging applications of nanomaterials. Nanomaterials are defined as substances with at least one dimension smaller than 100 nm.


David Kirkland et al.
Mutation research, 627(2), 119-128 (2006-12-19)
Antimony trioxide (Sb2O3, CAS 1309-64-4) is widely used as a flame retardant synergist in a number of household products, as a fining agent in glass manufacture, and as a catalyst in the manufacture of various types of polyester plastics. It
Nona Merry M Mitan et al.
Chemosphere, 72(7), 1073-1079 (2008-05-24)
The controlled pyrolysis of polyethylene/polypropylene/polystyrene mixed with brominated high-impact polystyrene containing decabromodiphenyl ether as a brominated flame-retardant with antimony trioxide as a synergist was performed. The effect of decabromodiphenyl ether and antimony trioxide on the formation of its congeners and
Koen Oorts et al.
Environmental science & technology, 42(12), 4378-4383 (2008-07-09)
Antimony trioxide (Sb2O3) is a widely used chemical that can be emitted to soil. The fate and toxicity of this poorly soluble compound in soil is insufficiently known. A silt-loam soil (pH 7.0, background 0.005 mmol Sb kg(-1)) was amended



Global Trade Item Number

SKUGTIN
637173-25G04061832723884
637173-100G04061833599679