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7782-49-2(Selenium) Product Description

Selenium Structure7782-49-2
CAS No.7782-49-2
Chemical Name:Selenium
CBNumber:CB1183849
Molecular Formula:Se
Formula Weight:78.96
MOL File:Mol file
Selenium Synonyms:
SELENIUM, POWDER 99.99%
SELENIUM-75, SOLUTION NIST
SELENIUM, ICP STANDARD SOLUTION, 1000PPM IN HNO3
SELENIUM, POWDER 99.5+%
SELENIUM, POWDER 99.999%
SELENIUM, AA STANDARD SOLUTION, 1000PPM IN HNO3
SELENIUM, GRANULES 99.999%
SELENIUM, INTER-PURITY NIST

Selenium Property

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)

Safety

Hazard Codes : T
Risk Statements : 36/38-53-33-23/25
Safety Statements : 26-61-45-28-20/21-28A
RIDADR : UN 3440 6.1/PG 3
OEB: C
OEL: TWA: 0.2 mg/m3 [*Note: The REL also applies to other selenium compounds (as Se) except Selenium hexafluoride.]
WGK Germany : 2
RTECS : VS7700000
TSCA : Yes
HazardClass : 9
PackingGroup : III
HS Code : 28049090
Hazardous Substances Data: 7782-49-2(Hazardous Substances Data)
Toxicity: LD50 orally in Rabbit: 6700 mg/kg
IDLA: 1 mg Se/m3

Selenium Suppliers

Global( 286)Suppliers     
SupplierTelEmailCountryProdListAdvantage
Changsha Halin Chemical Technology Co., Ltd.  57247599@qq.comChina 4 55
Shanghai Aladdin Bio-Chem Technology Co.,LTD 400-400-6206333market@aladdin-e.comChina 25003 65
Hangzhou Kaiyada Semiconductor Materials Co., LTD  751526170@qq.comChina 474 58
Wuhan Jiyesheng Chemical Co., Ltd 133434389172104604991@qq.comChina 1774 58
WUHAN JIXINYIBANG BIOTECHNOLOGY .,LTD 027-597686611704244976@qq.comChina 4187 58
Jiangsu Raien Environmental Protection Technology Co., Ltd 0513-6681457316651336298@163.comChina 2743 58
Beijing Minruida Technology Co., Ltd. 010-82387566sales@mreda.com.cnChina 10789 58
SHANGHAI KEAN TECHNOLOGY CO., LTD.  cooperation@kean-chem.comChina 40066 58
7782-49-2(Selenium) Related Search:
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