CAS No.: | 7782-49-2 |
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Formula: | Se |
EINECS: | 231-957-4 |
Classification: | Metal |
Appearance: | Solid |
Grade Standard: | Industrial Grade |
Customization: |
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CAS 7782-49-2 99.9% purity Selenium for Photovoltaic cells
Selenium Basic information | |
Product Name: | Selenium |
CAS: | 7782-49-2 |
MF: | Se |
MW: | 78.96 |
EINECS: | 231-957-4 |
Mol File: | 7782-49-2.mol |
Selenium Chemical Properties | |
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 |
color | White to creamy white |
Specific Gravity | 4.81 |
resistivity | 1.2 μΩ-cm, 0°C |
Water Solubility | Insoluble |
Merck | 138,505 |
Exposure limits | TLV-TWA 0.2 mg(Se)/m3 (ACGIH, MSHA, and OSHA); IDLH 100 mg/m3. |
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) |
ITEMS | SPECIFICATIONS |
Se | ≥ 99.9% |
Ni | ≤ 0.001% |
Te | ≤ 0.01% |
Cb | ≤ 0.001% |
Cu | ≤ 0.006% |
Pb | ≤ 0.003% |
Fe | ≤ 0.03% |
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