Europium

HCID 23981CAS 70446-10-5

部分構造検索類似構造を探す

基本情報

標準SMILES: [Eu]
InChIKey: OGPBJKLSAFTDLK-UHFFFAOYSA-N
分子式: Eu
平均分子量: 151.964 g/mol
単同位体質量: 152.9212303

概要

Europium atom is a lanthanoid atom and a f-block element atom.

名称と識別子

優先名称: Europium
IUPAC: europium
英語名: Europium
分子式: Eu
分子量: 0

名称と別名

EUROPIUM7440-53-1EU444W947O8ODTXSID3064695Europium MetallicumRefChem:58720DTXCID0047660231-161-7europium atomEUROPIUM IONMFCD00010992

名称をさらに表示

europium metalEuropium Standard: Eu @ 1000 microg/mL in 5% HNO3Europium Standard: Eu @ 10000 microg/mL in 5% HNO3europioEuropium ingotAtomic EuropiumEuropium elementElement Europium

データベース識別子

CAS: 70446-10-5、7440-53-1
PubChem CID: 23981
DTXSID: DTXSID3064695
ChEBI: CHEBI:32999
UNII: 444W947O8O
EC Number: 231-161-7
Nikkaji: J221.540C、J95.198F

物性

構造計算による物性

極性表面積: 0 Å²
水素結合供与体数: 0
水素結合受容体数: 0
回転可能結合数: 0
重原子数: 1
形式電荷: 0
複雑度: 0

実験および物理化学的性質

Chemical ClassesMetals -> Rare Earth Metals

SpringerMaterials Propertieselectron density of states

Density5.24 @25 °C

Boiling Point1529 °C @760 [mm Hg]

Melting Point822 °C

Physical DescriptionCrystals; [Merck Index] Soft, malleable, steel-grey metal; Powder form may ignite in air; [Hawley] Quickly oxidizes in air; Ignites in air at about 150-180 deg C; [Reference #1]

物理化学的性質

融点: 1100 · 1100-1200 °C
沸点: 1489 °C · 1489 °C
比重(密度): 5.245 g/cm3 · 5.245 g/cm3

安全と法規制

GHS分類

GHS Classification · 5 件

This chemical does not meet GHS hazard criteria for 4.2% (2 of 48) of reports.

Danger

H228 (12.5%): Flammable solid [Danger Flammable solids]

P210, P222, P223, P231, P231+P232, P233, P240, P241, P280, P302+P335+P334, P370+P378, P402+P404, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 48 reports by companies from 6 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

危険有害性情報

Hazards SummaryCost greatly reduced in recent years because of new technology (ion-exchange techniques and other processes); [Reference #1] See RARE EARTH METALS and linked occupational diseases.

Hazard Classes and CategoriesFlam. Sol. 1 (12.5%)

安全と保護具

Protective Action Criteria (PAC) · 3 件

30 [mg/m3]

330 [mg/m3]

2000 [mg/m3]

毒性情報

Adverse EffectsFibrogenic - Inducing tissue injury and fibrosis (scarring).

化学と産業

薬理情報

MeSH Pharmacological ClassificationCompound such as LUMINESCENT PROTEINS that cause or emit light (PHYSICAL LUMINESCENCE).

用途と製造

Uses · 1 件

Source: Rare earth minerals; [Merck Index] Uses: nuclear control rods and color-TV phosphors (Europium-activated yttrium vanadate); Has been used in postage stamp glues so that electronic equipment can detect the phosphors in first-class mail; [Hawley] Used in doped plastic as a laser material; [Reference #1]

General Manufacturing InformationEuropium: ACTIVE

サプライヤー50 社

阿诺西（上海）生物技术有限公司400-1107768 15058188853 · [email protected]

上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]

Anhui Yiao New Material Technology Co., Ltd+86-18033737140 +86-17354101231 · [email protected]

天津市光复科技发展有限公司022-85689490 13132141716 · [email protected]

Hong Kong Tiansheng New Material Trading Co., Ltd+8617320695765 · [email protected]