Selenium

$27 - $4361.66

Price

Brand	Packaging	Price	Product name
Alfa Aesar 088094	100mL	$32.65	Selenium
Alfa Aesar 010601	5g	$43.2	Selenium powder, -325 mesh, 99.5% (metals basis)
Alfa Aesar 010603	50g	$85.1	Selenium shot, amorphous, 2-6mm (0.08-0.2in), Puratronic?, 99.999% (metals basis)
Alfa Aesar 045115	1pc	$85.65	Selenium ingot/button, ≈38mm (1.5in) dia
Alfa Aesar 000290	50g	$98.4	Selenium shot, amorphous, 1-6mm (0.04-0.24in), 99.999+% (metals basis)
Alfa Aesar 010601	50g	$125	Selenium powder, -325 mesh, 99.5% (metals basis)
Alfa Aesar 036208	50g	$145	Selenium powder, -200 mesh, 99.999% (metals basis)
Alfa Aesar 088094	500mL	$66.65	Selenium
Alfa Aesar 010603	250g	$277	Selenium shot, amorphous, 2-6mm (0.08-0.2in), Puratronic?, 99.999% (metals basis)
Alfa Aesar 010601	250g	$472	Selenium powder, -325 mesh, 99.5% (metals basis)

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Melting point	217 °C (lit.)
Boiling point	684.9 °C (lit.)
Density	4.81 g/mL at 25 °C (lit.)
vapor pressure	<1 Pa (20 °C)
storage temp.	no restrictions.
solubility	H₂O: soluble
form	powder
Specific Gravity	4.81
color	White to creamy white
Resistivity	1.2 μΩ-cm, 0°C
Water Solubility	Insoluble
Merck	13,8505
Exposure limits	TLV-TWA 0.2 mg(Se)/m³ (ACGIH, MSHA, and OSHA); IDLH 100 mg/m³.
Dielectric constant	6.1（Ambient）
Stability	Stable. Incompatible with strong acids, strong oxidizing agents and most common metals. Combustible.
InChIKey	SPVXKVOXSXTJOY-UHFFFAOYSA-N
CAS DataBase Reference	7782-49-2(CAS DataBase Reference)
IARC	3 (Vol. 9, Sup 7) 1987
NIST Chemistry Reference	Selenium atom(7782-49-2)
EPA Substance Registry System	Selenium (7782-49-2)