Formula: As2O3
Formula weight: 197.84
Purity: 99.99% (metals basis)
CAS Number: 1327-53-3
UN Number: UN1561
Hazard Class: 6.1
Packing Group: II
Harmonized Tariff Code: 2811.29
Hazard Statements: H300-H350-H314-H318
Fatal if swallowed. May cause cancer. Causes severe skin burns and eye damage. Causes serious eye damage.
Precautionary Statements: P260-P301+P310-P303+P361+P353-P305+P351+P338-P405-P501a
Do not breathe dust/fume/gas/mist/vapours/spray. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.
Risk Phrases: 45-28-34-50/53
May cause cancer. Very toxic if swallowed. Causes burns. Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Phrases: 53-45-60-61
Avoid exposure - obtain special instructions before use. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). This material and/or its container must be disposed of as hazardous waste. Avoid release to the environment. Refer to special instructions/Safety data sheets
Form: -100 Mesh Powder
Density: 3.74
Melting point: 312.3°
Boiling point: 465° subl.
Merck: 14,804
EINECS: 215-481-4
MDL: MFCD00003433
RTECS: CG3325000