产品说明
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.
基本信息
| 经验(实验)分子式 | B2O3 |
| 分子量 | 69.62 |
| EC 号 | 215-125-8 |
| MDL编号 | MFCD00011315 |
| eCl@ss | 38120103 |
| PubChem化学物质编号 | 57646939 |
| NACRES | NA.21 |
产品性质
| 质量水平 | 100 |
| 蒸汽密度 | >1 (vs air) |
| 测定 | ≥98.0% (T) 98.0-102.0% (titration) |
| 质量 | granulated |
| 缺失 | ≤3% loss on ignition, 800 ℃ |
| mp | 450 ℃ (lit.) |
| 密度 | 2.46 g/mL at 25 ℃ (lit.) |
| 痕量阳离子 | Fe: ≤300 mg/kg |
| SMILES string | O=BOB=O |
| InChI | 1S/B2O3/c3-1-5-2-4 |
| InChI key | JKWMSGQKBLHBQQ-UHFFFAOYSA-N |
安全信息
| 象形图 |  |
| 警示用语： | Danger |
| 危险声明 | H360D |
| 预防措施声明 | P201 - P308 + P313 |
| 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 |
Sigma-Aldrich
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