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di-Boron trioxide
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 4061432 | 1 KG | 7690 |
产品别名
1303-86-2
di-Boron trioxide
Boric anhydride
基本信息
| Empirical Formula【经验(实验)分子式】 | B2O3 | ||||||||||||||||
| Molecular weight | 69.61 | ||||||||||||||||
| MDL number | MFCD00011315 | ||||||||||||||||
| EC Index Number【EC索引号】 | 215-125-8 | ||||||||||||||||
| General description【一般描述】 | for silicate analysis | ||||||||||||||||
| Application【应用】 | Di-boron trioxide - for silicate analysis | ||||||||||||||||
| Analysis Note【分析说明】 | | Chloride (Cl) | ≤ 0.002 % | Heavy metals (as Pb) | ≤ 0.002 % | Ca (Calcium) | ≤ 0.002 % | Fe (Iron) | ≤ 0.0005 % | K (Potassium) | ≤ 0.003 % | Mg (Magnesium) | ≤ 0.0005 % | Na (Sodium) | ≤ 0.003 % | Subst. not made volatile by methanolic hydrochloric acid (as SO₄) | ≤ 0.05 % | |
产品性质
| Quality Level【质量水平】 | 100 |
| form【形式】 | solid |
| potency【效能】 | 3150 mg/kg LD50, oral (Rat) |
| pH【pH值(酸碱度)】 | 4 (25 ℃, 10 g/L in H2O) |
| mp | 450 ℃ |
| solubility【溶解性】 | 36 g/L |
| density | 2.46 g/cm3 at 20 ℃ |
| bulk density【堆积密度】 | 900‑1100 kg/m3 |
| anion traces【痕量阴离子】 | chloride (Cl-): ≤0.002% |
| cation traces【痕量阳离子】 | Ca: ≤0.002% Fe: ≤0.0005% K: ≤0.003% Mg: ≤0.0005% Na: ≤0.003% heavy metals (as Pb): ≤0.002% |
| storage temp.【储存温度】 | 2-30℃ |
| InChI | 1S/B2O3/c3-1-5-2-4 |
| InChI key | JKWMSGQKBLHBQQ-UHFFFAOYSA-N |
安全信息
| Pictograms【象形图】 | GHS08 |
| Signal word【警示用语：】 | Danger |
| Hazard Statements | H360D |
| Precautionary Statements | P201 - P202 - P280 - P308 + P313 - P405 - P501 |
| Hazard Classifications【危险分类】 | Repr. 1B |
| Storage Class Code【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 |
