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Alfa Aesar™ Arsenic(III) selenide, 99.999% (metals basis)

For vacuum deposition

Chemical Identifiers

Chemical Name or Material Arsenic(III) selenide
CAS 1303-36-2
Formula Weight 386.72g/mol
MDL Number MFCD00014166
UN Number UN3077
Merck Index 14,805
Synonym Arsenic triselenide
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AA1284902

 
alfa aesar™
12849-02
0.5g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AA1284906

 
alfa aesar™
12849-06
5g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AA1284914

 
alfa aesar™
12849-14
25g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Description & Specifications

Specifications

Density 4.75g/mL
Odor Odorless
Particle Size 1 to 6mm
Quantity 0.5g
Melting Point 260°C
Quantity 0.5g
Chemical Name or Material Arsenic(III) selenide
CAS 1303-36-2
Physical Form Fused Pieces
Assay 99.999%
Assay Percent Notes (metals basis)
Formula Weight 386.72g/mol
MDL Number MFCD00014166
UN Number UN3077
Merck Index 14,805
Synonym Arsenic triselenide
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H330
Fatal if inhaled.
Health Hazard 3 GHS P Statement
P260-P284-P304+P340-P320-P405-P501a
Do not breathe dust/fume/gas/mist/vapors/spray.
Wear respiratory protection.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Specific treatment is urgent (see label).
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
DOT Information Transport Hazard Class: 9; Packing Group: III; Proper Shipping Name: ENVIRONMENTALLY HAZARDOUS SUBSTANCES, SOLID, N.O.S.
RTECS Number CG2285000
TSCA TSCA
Safety and Handling

Danger

GHS P Statement
P260-P284-P304+P340-P320-P405-P501a
Do not breathe dust/fume/gas/mist/vapors/spray.
Wear respiratory protection.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Specific treatment is urgent (see label).
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H330
Fatal if inhaled.