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Celite® 535

经助熔煅烧的硅藻土

品牌
Sigma-Aldrich
CAS
68855-54-9
货号
22138
规格纯度
filter aid, flux calcined
参考价格
899.39 *本价格含增值税费
促销
数量
-+
产品介绍:

产品说明

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.

应用

Diatomaceous earth may be used as an adsorbent for column chromatography.

包装

5 kg in fiber drum
1 kg in poly bottle

注意

不适用于 cGMP 注射剂生产

法律信息

Celite is a registered trademark of Imerys Minerals California, Inc.

基本信息

MDL编号MFCD00132803
PubChem化学物质编号329752264
NACRESSB.54

产品性质

质量水平200
形式powder or granules
质量flux calcined
treated with sodium carbonate
组成Al2O3, 4.0%
CaO, 0.5%
Fe2O3, 1.3%
Na2O + K2O, 3.3%
SiO2, 89.6%
缺失≤0.2% loss on ignition, 900 ℃
粒径≤94.3 μm (81% (acc. to Cilas))
pH值(酸碱度)>8.5 (25 ℃, 10% in aq. suspension)
SMILES stringO=[Si]=O
InChI1S/O2Si/c1-3-2
InChI keyVYPSYNLAJGMNEJ-UHFFFAOYSA-N

安全信息

象形图GHS08
警示用语:Danger
危险声明H372
预防措施声明P260 - P264 - P270 - P314 - P501
危险分类STOT RE 1 Inhalation
靶器官Lungs
储存分类代码6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGKWGK 1
闪点(F)Not applicable
闪点(C)Not applicable

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