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Celite® Filter Cel

煅烧硅藻土

品牌
Sigma-Aldrich
货号
22139
规格纯度
filter aid, slightly calcined
参考价格
677.15 *本价格含增值税费
促销
服务
  • 原厂保证
  • 包邮
  • 增值税票
数量
-+
产品名称:
Celite® Filter Cel
Diatomaceous earth, calcined
煅烧硅藻土
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

EC 号293-303-4
MDL编号MFCD00132803
PubChem化学物质编号329752265
NACRESSB.54

产品性质

质量水平200
形式powder
质量slightly calcined
组成Al2O3, 3.3%
CaO, 0.8%
Fe2O3, 1.4%
Na2O + K2O, 1.0%
SiO2, 89.0%
technique(s)ion chromatography: suitable
缺失~1.5% loss on ignition, 900 ℃
中值粒径≤45.3 μm (82% (acc. to Cilas))
pH值(酸碱度)~8.0 (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6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
WGKnwg
闪点(F)Not applicable
闪点(C)Not applicable

Sigma-Aldrich

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