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Merck
CN

237094

Sigma-Aldrich

rod, diam. ~2 cm, ≥99% trace metals basis

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About This Item

经验公式(希尔记法):
Ba
CAS号:
分子量:
137.33
EC 号:
MDL编号:
UNSPSC代码:
12352300
PubChem化学物质编号:
NACRES:
NA.22

质量水平

方案

≥99% trace metals basis

表单

rod

反应适用性

reagent type: reductant

电阻率

50.0 μΩ-cm, 20°C

直径

~2 cm

杂质

≤2% 2-ethylhexyl dihydrogenphosphate and tris(2-ethylhexyl) phosphate
0.5% strontium

沸点

1640 °C (lit.)

mp

725 °C (lit.)

密度

3.6 g/mL at 25 °C (lit.)

SMILES字符串

[Ba]

InChI

1S/Ba

InChI key

DSAJWYNOEDNPEQ-UHFFFAOYSA-N

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应用

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
通过c-SRC激酶激活促进人HaCaT角质形成细胞的锚定非依赖性生长和侵袭

合成杂双金属碱土金属配合物的反应物

通常用于医疗目的,特别是用于胃肠道的可视化

作为反应物,参与以下反应:
  • 与熔融石英的相互作用
  • 海藻酸盐包被的氧化铁纳米粒的聚集

警示用语:

Danger

危险分类

Acute Tox. 3 Oral - Eye Dam. 1 - Flam. Sol. 1 - Skin Corr. 1B - Water-react 1

储存分类代码

4.3 - Hazardous materials which set free flammable gases upon contact with water

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

法规信息

监管及禁止进口产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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访问文档库

N. D. Thang, et al.,
PLoS ONE, 6 (2011)
Kai Loon Chen et al.
Langmuir : the ACS journal of surfaces and colloids, 23(11), 5920-5928 (2007-05-02)
Early-stage aggregation kinetics studies of alginate-coated hematite nanoparticles in solutions containing alkaline-earth metal cations revealed enhanced aggregation rates in the presence of Ca2+, Sr2+, and Ba2+, but not with Mg2+. Transmission electron microscopy (TEM) imaging of the aggregates provided evidence
Patrick L Hayes et al.
The journal of physical chemistry. A, 112(4), 660-668 (2008-01-10)
Inorganic anions and cations are ubiquitous in environmental chemistry. Here, we use second harmonic generation to track the interaction of the environmentally important metal cations barium, strontium, and cadmium and the nitrate anion with fused quartz/water interfaces at pH 7.
Alan S Rosman et al.
The American journal of medicine, 120(3), 203-210 (2007-03-14)
Published studies have reported a wide range of sensitivities and specificities for computed tomographic (CT) colonography for polyp detection, generating controversy regarding its diagnostic accuracy. A meta-analysis of published studies comparing the accuracies of CT colonography and colonoscopy for polyp
D. P. Daniels, et al.,
Dalton Transactions (2011)

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