474711
钡
dendritic pieces, purified by distillation, 99.99% trace metals basis
别名:
钡元素
登录 查看组织和合同定价。
选择尺寸
关于此项目
经验公式（希尔记法）:
Ba
化学文摘社编号:
分子量:
137.33
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12141505
EC Number:
231-149-1
MDL number:
InChI key
DSAJWYNOEDNPEQ-UHFFFAOYSA-N
InChI
1S/Ba
SMILES string
[Ba]
assay
99.99% trace metals basis
form
dendritic pieces
purified by
distillation
reaction suitability
reagent type: reductant
resistivity
50.0 μΩ-cm, 20°C
bp
1640 °C (lit.)
mp
725 °C (lit.)
density
3.6 g/mL at 25 °C (lit.)
Quality Level
正在寻找类似产品? 访问 产品对比指南
General description
钡是 是一种活泼，柔软带正电的金属，有体心立方晶体 结构。它可以通过真空环境下用铝还原钡的氧化物 制的。它有中等比重和良好的导电性。它 被广泛用于合金，从真空管中去除不需要的气体，及作为 还原剂。
Application
用于合成纯净的 Ba21M2O5HX（M = Ge、SI、Ga、In、Tl）低氧化物 Zintl 相的重要物质。···3
钡可作为前体用于合成Ba3Bi6.67Se13，Ba3Bi6PbSe13，和Ba3Bi6SnSe13
它可在钙钛矿薄膜中作为置换Pd2+的掺杂剂。钡的添加提高了有机-无机卤代铅太阳能电池的能量转换效率。
它可在钙钛矿薄膜中作为置换Pd2+的掺杂剂。钡的添加提高了有机-无机卤代铅太阳能电池的能量转换效率。
signalword
Danger
hcodes
存储类别
4.3 - Hazardous materials which set free flammable gases upon contact with water
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type P3 (EN 143) respirator cartridges
Hazard Classifications
Acute Tox. 3 Oral - Eye Dam. 1 - Flam. Sol. 1 - Skin Corr. 1B - Water-react. 1
法规信息
监管及禁止进口产品
此项目有
Liang, C.H., et al.
Nanotech. in Catalysis, 2, 543-543 (2004)
Bryce J B Nelson et al.
Scientific reports, 10(1), 22203-22203 (2020-12-19)
This study reports the high-yield production of a novel 133/135La theranostic pair at a 22 MeV proton beam energy as an attractive alternative to the recently introduced 132/135La pair, demonstrating over an order of magnitude production increase of 133/135La (231 ± 8 MBq 133La
Ahmed Nagy et al.
Dysphagia, 30(4), 445-451 (2015-06-07)
The aim of this study was to determine whether measures of hyoid velocity increase when swallowing liquids of thicker consistency at a constant volume. A gender-balanced sample of 20 healthy young participants (mean age 31.5) each swallowed 3 boluses of
Christine Austin et al.
Nature, 498(7453), 216-219 (2013-05-24)
Early-life dietary transitions reflect fundamental aspects of primate evolution and are important determinants of health in contemporary human populations. Weaning is critical to developmental and reproductive rates; early weaning can have detrimental health effects but enables shorter inter-birth intervals, which
André Deutschmann et al.
Molecular pharmacology, 83(2), 501-511 (2012-12-01)
Bisphenol A (BPA), a high volume production chemical compound attracts growing attention as a health-relevant xenobiotic in humans. It can directly bind to hormone receptors, enzymes, and ion channels to become biologically active. In this study we show that BPA
我们的科学家团队拥有各种研究领域经验，包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.
联系客户支持