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Arsenic Trioxide

Arsenic Trioxide / CAS : 1327-53-3

Appearance Odorless and tasteless white powder. UN 1561
HS 28112900 DG Class 6.1
Synonyms Tetraarsenic Oxide; Tricyclo[3.3.1.1~3,7~]Tetraarsoxane; As2O3; White Arsenic
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Properties

Summary

Formula
As2O3
Molecular Mass
197.84100
Exact Mass
197.82800
PSA
0.00000
Logp
-0.44300
IUPAC
2,4,6,8,9,10-hexaoxa-1,3,5,7-tetrarsatricyclo[3.3.1.13,7]decane
SMILES
O1[As]2O[As]3O[As]1O[As](O2)O3

Attribute classification

Matter Classification
inorganic
Category
Inorganic Chemicals > Oxides And Peroxides

Chemical and Physical Properties

Melting Point
312.3 °C
Density
3,738 g/cm3
Boiling Point
465°C
Flash Point
465°C subl.
Appearance
Odorless and tasteless white powder.
Acidity and Basicity
oxidizability

Export information

HS Code
28112900
Export Rebate
0%
UN No.
1561
DG-Class
6.1
Risk Code
R28; R34; R45; R50/53
Safety Label
T+; N

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