214477
Silica gel Inorganic Sorbent
high-purity grade (Davisil Grade 923), 100-200 mesh
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关于此项目
化学文摘社编号:
UNSPSC Code:
12352309
PubChem Substance ID:
NACRES:
SB.52
EC Number:
231-545-4
MDL number:
产品名称
硅胶, high-purity grade (Davisil Grade 923), pore size 30 Å, 100-200 mesh
SMILES string
O=[Si]=O
InChI
1S/O2Si/c1-3-2
InChI key
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
grade
high-purity grade (Davisil Grade 923)
form
fine crystals
manufacturer/tradename
Davisil®
technique(s)
LPLC: suitable
surface area
430-530 m2/g
matrix
Silica
matrix active group
silica
particle size
100-200 mesh
75-150 μm
pore size
0.40 cm3/g pore volume
30 Å
bp
2230 °C
mp
>1600 °C
separation technique
hydrophilic interaction (HILIC)
Quality Level
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Application
硅胶被用于比较MCM-41型中孔吸附剂。
General description
硅胶是胶体二氧化硅的刚性3D网络结构。它专门用作Ziegler-Natta催化剂中活性钛（III）中心的载体材料。硅胶可实现控制破碎，形成具有窄粒度分布和高堆积密度的均匀聚合物颗粒。硅胶分类如下：
a.水凝胶 - 孔内充满水
b.干凝胶 - 通过蒸发过程，去除孔中的水相。
c.气凝胶 - 通过超临界萃取去除溶剂
a.水凝胶 - 孔内充满水
b.干凝胶 - 通过蒸发过程，去除孔中的水相。
c.气凝胶 - 通过超临界萃取去除溶剂
Other Notes
推荐应用
923级符合ASTM D1319碳氢化合物分析规范
923级符合ASTM D1319碳氢化合物分析规范
Legal Information
Davisil is a registered trademark of W.R. Grace & Co.-Conn.
存储类别
11 - Combustible Solids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
Megan P Caputo et al.
Brain, behavior, and immunity, 81, 455-469 (2019-07-05)
Neonatal brain development can be disrupted by infection that results in microglial cell activation and neuroinflammation. Studies indicate that polyunsaturated fatty acids (PUFAs) and their metabolites can resolve inflammation. It is not known if dietary PUFA increases lipid metabolites in
T Martin et al.
Chemical communications (Cambridge, England), (1)(1), 24-25 (2002-07-18)
Texture-related features of water intrusion in hydrophobised MCM-41 silicas render these materials especially suitable for energy dissipation in mechanical dampers.
A simple method for production of pure silica from rice hull ash
Kalapathy, U., A. Proctor, and J. Shultz.
Bioresource Technology, 73, 257-262 (2000)
Silica gel supported zirconocene dichloride/methylalumoxane catalysts for ethylene polymerization: Effects of heterogenation on activity, polymer microstructure and product morphology.
Janiak, Christoph, and Bernhard Rieger.
Angew. Makromol. Chem., 215, 47-57 (1994)
相关内容
Low pressure liquid chromatography (LPLC) operates at low pressures, using a pump to drive the mobile phase onto the column.
低压液相色谱LPLC技术具有高度选择性，大多用于研究蛋白质、多肽和单克隆抗体等生物分子。LPLC技术基本具备制备能力和非破坏性，非常适于生物分子的分离和重组标签蛋白的纯化。
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