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11615

Sigma-Aldrich

硼酸酐

granulated, ≥98.0% (T)

同義詞:

三氧化二硼

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About This Item

經驗公式(希爾表示法):
B2O3
CAS號碼:
分子量::
69.62
EC號碼:
MDL號碼:
分類程式碼代碼:
12352306
eCl@ss:
38120103
PubChem物質ID:
NACRES:
NA.21

蒸汽密度

>1 (vs air)

品質等級

化驗

≥98.0% (T)
98.0-102.0% (titration)

形狀

solid

品質

granulated

損耗

≤3% loss on ignition, 800 °C

mp

450 °C (lit.)

密度

2.46 g/mL at 25 °C (lit.)

正離子痕跡

Fe: ≤300 mg/kg

SMILES 字串

O=BOB=O

InChI

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

InChI 密鑰

JKWMSGQKBLHBQQ-UHFFFAOYSA-N

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應用

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.

象形圖

Health hazard

訊號詞

Danger

危險聲明

危險分類

Repr. 1B

儲存類別代碼

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

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves


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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.
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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
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Journal of materials science. Materials in medicine, 18(3), 507-512 (2007-03-06)
Quaternary Ag(2)O-CaO-Bi(2)O(3)-B(2)O(3) glasses and glassceramics are investigated with regard to release behaviour and local structure. The dissolution behaviour in water and physiological serum shows that the cations are released rapidly or gradually and points out a multi-step process, generally characterised

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