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Merck
CN

11615

Sigma-Aldrich

硼酸酐

granulated, ≥98.0% (T)

别名:

三氧化二硼

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About This Item

经验公式(希尔记法):
B2O3
CAS号:
分子量:
69.62
EC 号:
MDL编号:
UNSPSC代码:
12352306
eCl@ss:
38120103
PubChem化学物质编号:
NACRES:
NA.21

蒸汽密度

>1 (vs air)

质量水平

检测方案

≥98.0% (T)
98.0-102.0% (titration)

形式

solid

质量

granulated

缺失

≤3% loss on ignition, 800 °C

mp

450 °C (lit.)

密度

2.46 g/mL at 25 °C (lit.)

痕量阳离子

Fe: ≤300 mg/kg

SMILES字符串

O=BOB=O

InChI

1S/B2O3/c3-1-5-2-4

InChI key

JKWMSGQKBLHBQQ-UHFFFAOYSA-N

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应用

Boric anhydride also referred to as boron trioxide or boron oxide (B2O3) has been used for preparing specimens of Bi4B2O9 ceramics. It has also been used for WO3/B2O3/Al system for investigating the impact of Ar gas pressure on the SHS reaction products.

生化/生理作用

Boric anhydride is an oxide of boron that shows antimicrobial property along with lower aminoalcohols.

象形图

Health hazard

警示用语:

Danger

危险声明

危险分类

Repr. 1B

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


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分析证书(COA)

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Antimicrobial properties of the products from the reaction of various aminoalcohols and boric anhydride.
S Watanabe
Materials Chemistry and Physics, 19, 191-195 (1988)
Effect of Bi4B2O9 addition on the sintering temperature and microwave dielectric properties of BaO-Nd2O3-4TiO2 ceramics.
Xingyu Chen
Journal of Materials Science: Materials in Electronics, 24, 224-229 (2013)
Influence of Ar Pressure on Product Characteristics of Self-Propagating High-Temperature Synthesis from WO3/B2O3/Al Reactant System.
Tawat Chanadee et al.
Advanced Materials Research, 748, 32-35 (2013)
Yinling Wang et al.
Analytical biochemistry, 385(1), 184-186 (2008-11-27)
Glassy carbon electrode modified with boron oxide nanoparticles supported on multiwall carbon nanotubes was obtained via a facile approach. The as-prepared modified electrode exhibits excellent electrocatalytic activity toward the redox of glucose in pH 7.0 phosphate buffer solution. The electrochemical
Pratik Koirala et al.
The journal of physical chemistry. A, 117(6), 1310-1318 (2012-11-03)
Using density functional theory based calculations, we have systematically studied the equilibrium geometries, relative stabilities, and electronic and magnetic properties of Fe and Mn atoms interacting with a varying number of BO(2) moieties. These clusters are found to exhibit hyperhalogen

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