半岛bd体育手机客户端 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
NACRES	SB.54

半岛bd体育手机客户端 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 string	O=[Si]=O
InChI	1S/O2Si/c1-3-2
InChI key	VYPSYNLAJGMNEJ-UHFFFAOYSA-N

安全信息

象形图
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
WGK	nwg
闪点(F)	Not applicable
闪点(C)	Not applicable