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1303-36-2 - Arsenic(III) selenide, 99.999% (metals basis) - Arsenic triselenide - 12849 - Alfa Aesar

12849 Arsenic(III) selenide, 99.999% (metals basis)

CAS Number
1303-36-2
Synonyms
Arsenic triselenide

Size Price ($) Quantity Availability
0.5g 29.56
5g 120.00
25g 544.80
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Arsenic(III) selenide, 99.999% (metals basis)

MDL
MFCD00014166
EINECS
215-119-5

Chemical Properties

Formula
As2Se3
Formula Weight
386.72
Form
1-6mm Fused Pieces
Melting point
260°
Density
4.75
Solubility
Insoluble in water and soluble in nitric acid.

Applications

Arsenicselenide is used as a chalcogenide glass for infrared optics, as it transmits light with wavelengths between 870 nm and 17.2 µm.

Notes

Storage environment should be ventilate, low-temperature and dry. 

GHS Hazard and Precautionary Statements

Hazard Statements: H330-H400-H410

Fatal if inhaled. Very toxic to aquatic life. Very toxic to aquatic life with long lasting effects.

Precautionary Statements: P260-P284-P273-P271-P304+P340-P320-P310-P405-P403+P233-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear respiratory protection. Avoid release to the environment. Use only outdoors or in a well-ventilated area. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Specific treatment is urgent (see label). Immediately call a POISON CENTER or doctor/physician. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,805
Hazard Class
9
Packing Group
III
Harmonized Tariff Code
2842.90
TSCA
Yes
RTECS
CG2285000

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