表单
powder
质量
acid washed
flux calcined
treated with sodium carbonate
组成
Al2O3, 4.0%
CaO, 0.5%
Fe2O3, 1.3%
Na2O + K2O, 3.3%
SiO2, 89.5%
缺失
~0.3% loss on ignition, 900 °C
粒径
≤113 μm (82% (acc. to Cilas))
pH值（酸碱度）
<7 (25 °C, 10% in aq. suspension)
SMILES字符串
O=[Si]=O
InChI
1S/O2Si/c1-3-2
InChI key
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
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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.
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.
警示用语：
Danger
危险声明
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
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
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