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1.07835

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Antimony(III) oxide

EMPLURA®

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Synonym(s):
Antimony(III) oxide, di-Antimony trioxide
Empirical Formula (Hill Notation):
O3Sb2
CAS Number:
Molecular Weight:
291.52
MDL number:
EC Index Number:
215-175-0

vapor pressure

13.3 hPa ( 660 °C)

Quality Level

product line

EMPLURA®

assay

≥99.0% (bromometric)

form

solid

potency

>34600 mg/kg LD50, oral (Rat)

impurities

≤1% Matter insoluble in tartaric acid

particle size

1-3 μm (D 50)

bp

1550 °C/1013 hPa

mp

656 °C (sublimed)

solubility

2.70 mg/L

density

5.4 g/cm3

bulk density

800‑1300 kg/m3

cation traces

Al: ≤20 ppm
As: ≤500 ppm
Ca: ≤20 ppm
Cu: ≤20 ppm
Fe: ≤50 ppm
K: ≤10 ppm
Mg: ≤20 ppm
Na: ≤20 ppm
Pb: ≤500 ppm

storage temp.

2-30°C

InChI

1S/3O.2Sb/q3*-2;2*+3

InChI key

GHPGOEFPKIHBNM-UHFFFAOYSA-N

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Antimony(III) oxide

assay

≥99.0% (bromometric)

assay

≥99.0% (bromometric)

assay

99%

assay

≥99.9% trace metals basis

solubility

2.70 mg/L

solubility

2.70 mg/L

solubility

-

solubility

-

Quality Level

200

Quality Level

300

Quality Level

-

Quality Level

-

mp

656 °C (sublimed)

mp

656 °C (sublimed)

mp

655 °C (lit.)

mp

655 °C (lit.)

density

5.4 g/cm3

density

5.4 g/cm3

density

-

density

-

Analysis Note

Assay (bromometric): ≥ 99.0 %
Matter insoluble in tartaric acid: ≤ 1.0 %
Al (Aluminium): ≤ 20 ppm
As (Arsenic): ≤ 500 ppm
Ca (Calcium): ≤ 20 ppm
Cu (Copper): ≤ 20 ppm
Fe (Iron): ≤ 50 ppm
K (Potassium): ≤ 10 ppm
Mg (Magnesium): ≤ 20 ppm
Na (Sodium): ≤ 20 ppm
Pb (Lead): ≤ 500 ppm
Particle size (D 50): 1.0 - 3.0 µm

Legal Information

EMPLURA is a registered trademark of Merck KGaA, Darmstadt, Germany

pictograms

Health hazard

signalword

Warning

hcodes

Hazard Classifications

Carc. 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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