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经助熔煅烧的硅藻土
Celite® 535
| 产品编号： | 3423963 |
| 规格： | filter aid, flux calcined |
| CAS NO： | 68855-54-9 |
| 包装规格： | 1 KG |
| 产品类别： | 进口试剂 |
| 品牌： | Sigma-Aldrich |
| 优惠价： | 立即咨询 |
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 |
| 3423963 | 1 KG | 1034 |
产品别名
68855-54-9
经助熔煅烧的硅藻土
Celite® 535
Diatomaceous earth, flux-calcined
结构式
基本信息
| MDL number | MFCD00132803 |
| PubChem Substance ID【PubChem化学物质编号】 | 329752264 |
| NACRES | SB.54 |
| Quality【质量】 | flux calcined treated with sodium carbonate |
| General description【一般描述】 | Diatomaceous earth is made up of natural amorphous silica formed from the fossilized skeletons of diatoms. It is extracted, crushed, dried and calcined with flux material. DE is widely used as filler in construction materials, paints and as an anti-caking agent for agricultural chemicals. It has high water and oil absorption ability. |
| Application【应用】 | Diatomaceous earth may be used as an adsorbent for column chromatography. |
| Caution【注意】 | 不适用于 cGMP 注射剂生产 |
| Legal Information【法律信息】 | Celite is a registered trademark of Imerys Minerals California, Inc. |
产品性质
| Quality Level【质量水平】 | 200 |
| form【形式】 | powder or granules |
| composition【组成】 | Al2O3, 4.0% CaO, 0.5% Fe2O3, 1.3% Na2O + K2O, 3.3% SiO2, 89.6% |
| loss【缺失】 | ≤0.2% loss on ignition, 900 ℃ |
| Particle size【粒径】 | ≤94.3 μm (81% (acc. to Cilas)) |
| pH【pH值(酸碱度)】 | >8.5 (25 ℃, 10% in aq. suspension) |
| SMILES string | O=[Si]=O |
| InChI | 1S/O2Si/c1-3-2 |
| InChI key | VYPSYNLAJGMNEJ-UHFFFAOYSA-N |
| packaging【包装】 | 5 kg in fiber drum 1 kg in poly bottle |
安全信息
| Pictograms【象形图】 | GHS08 |
| Signal word【警示用语：】 | Danger |
| Hazard Statements | H372 |
| Precautionary Statements | P260 - P264 - P270 - P314 - P501 |
| Hazard Classifications【危险分类】 | STOT RE 1 Inhalation |
| Target Organs【靶器官】 | Lungs |
| 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 |
