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Basic Information
CAS No.: 1327-53-3
Name: Arsenic(III) oxide
Molecular Structure:
Molecular Structure of 1327-53-3 (Arsenic(III) oxide)
Formula: As2O3
Molecular Weight: 197.84
Synonyms: Arsenic sesquioxide;Arsenictrioxide;Arsenic(III) trioxide;Arsenicum album;Arsenious oxide;Arsenioustrioxide;Arsenous anhydride;Arsenous oxide;Arsodent;Diarsenic trioxide;Trisenox;Trisonex;White arsenic;Arsenic oxide (As2O3);
EINECS: 215-481-4
Density: 3.74 g/cm3
Melting Point: 312.3 °C
Boiling Point: 465 °C
Flash Point: 465°C subl.
Solubility: 20 g/L (25 °C) in water, soluble in dilute acids and alkalies, practically insoluble in organic solvents
Appearance: white powder and fine chunks
Hazard Symbols: VeryT+,DangerousN
Risk Codes: 45-28-34-50/53
Safety: 53-45-60-61
Transport Information: UN 1561 6.1/PG 2
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