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Merck
CN

11615

硼酸酐

granulated, ≥98.0% (T)

别名:

三氧化二硼

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关于此项目

经验公式(希尔记法):
B2O3
化学文摘社编号:
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
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蒸汽密度

>1 (vs air)

质量水平

方案

≥98.0% (T)
98.0-102.0% (titration)

表单

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

储存分类代码

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

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

法规信息

动植物源性产品
低风险生物材料
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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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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)
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)
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)
Elena A Khokhlova et al.
ChemSusChem, 5(4), 783-789 (2012-02-24)
The mechanistic nature of the conversion of carbohydrates to the sustainable platform chemical 5-hydroxymethylfurfural (5-HMF) was revealed at the molecular level. A detailed study of the key sugar units involved in the biomass conversion process has shown that the simple
Orhan Murat Kalfa et al.
Journal of hazardous materials, 166(1), 455-461 (2009-01-13)
A new solid phase extractor, nano-scale diboron trioxide/titanium dioxide composite material, was synthesized and used for separation and/or preconcentration of trace cadmium ion from various samples. The characterization of the synthesized material was performed by scanning electron microscope (SEM), transmission

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