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ARSENIC TRIOXIDE Extra Pure

Arsenic(III) oxide, Arsenous acid, Diarsenic trioxide;

COAs

Packings

500 g (00500)

1PW1200500
Print friendly version
Article No. 01530 Grade Extra Pure
Purity 98% CAS No. 1327-53-3
Molecular Formula As2O3 Molecular Weight 197.84
H.S. Code 2811.2920 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White powder
Odour Odorless Melting point/ Freezing point [°C] 312.3 °C
Boiling point [°C] 457.2 °C Density [g/cm3] 3.74
Solubility in water [% weight] 3.7 g/l00 ml water @ 20C

Specifications

Appearance Off-White Powder. Assay (iodometric) Min 98%
Residue on ignition Max 0.1% Iron (Fe) Max 0.01%

Safety Information and Hazard Symbols

Skull and Crossbones Corrosion Environment Health Hazard
Symbol: GHS05, GHS06, GHS08, GHS09
 Signal Word: Danger
 UN No.: 1561
 IMCO Class No.: 6.1
 Packing Group: II
 Hazardous Statement: H300-H314-H350-H410
 Precaution Statement: P201-P264-P273-P280-P305 + P351 + P338-P310
Revision Date: 15-Jul-2013

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