12044-54-1

Name ARSENIC (III) TELLURIDE
CAS 12044-54-1
EINECS(EC#) 234-955-1
Molecular Formula As2Te3
MDL Number MFCD00014167
Molecular Weight 532.64
MOL File 12044-54-1.mol
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Chemical Properties

Melting point  >300 °C(lit.)
density  6,5 g/cm3
form  Powder
color  black monoclinic crystals, crystalline
Thermal Conductivity 2.594 W/(m·K)
Exposure limits ACGIH: TWA 0.01 mg/m3; TWA 0.1 mg/m3
NIOSH: IDLH 5 mg/m3; IDLH 25 mg/m3; TWA 0.1 mg/m3; Ceiling 0.002 mg/m3
CAS DataBase Reference 12044-54-1(CAS DataBase Reference)
EPA Substance Registry System Arsenic telluride (As2Te3) (12044-54-1)

Safety Data

Hazard Codes  T,N
Risk Statements 
R23/25:Toxic by inhalation and if swallowed .
R50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
Safety Statements 
S20/21:When using, do not eat, drink or smoke .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S60:This material and/or its container must be disposed of as hazardous waste .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
RIDADR  UN 1557 6.1/PG 2
WGK Germany  3
TSCA  Yes
HazardClass  6.1
PackingGroup  II

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