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Merck
CN

274739

Sigma-Aldrich

50-70 mesh particle size

别名:

白石英砂, 二氧化硅, 石英

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About This Item

线性分子式:
SiO2
CAS号:
分子量:
60.08
EC 号:
MDL编号:
UNSPSC代码:
12352300
PubChem化学物质编号:
NACRES:
NB.24

Agency

suitable for EPA 1613

质量水平

表单

granular

颜色

white

粒径

50-70 mesh

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

沙子通常被称为二氧化硅,被用作塑料、合成橡胶、催化剂载体、化学传感器、粘合剂、农药、纸张、油漆、涂料、密封剂或绝缘材料的前体、填料、添加剂或加工助剂。

应用

在醛类、1,3-二羰基化合物、脲类或硫脲类的三组分缩合反应中,砂子和花岗岩可作为催化剂,生成 3,4-二氢嘧啶酮和 3,4-二氢嘧啶硫酮。
适用于色谱

储存分类代码

13 - Non Combustible Solids

WGK

nwg

闪点(°F)

Not applicable

闪点(°C)

Not applicable


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Gas hydrate formation in a variable volume bed of silica sand particles.
Linga P, et al.
Energy and Fuels, 23(11), 5496-5507 (2009)
B R Bickmore et al.
Environmental science & technology, 35(22), 4481-4486 (2002-01-05)
Caustic NaNO3 solutions containing dissolved Al were reacted with quartz sand at 89 degrees C to simulate possible reactions between leaked nuclear waste and primary subsurface minerals at the U.S. Department of Energy's Hanford site in Washington. Nitrate-cancrinite began to
Doris Dallinger et al.
Nature protocols, 2(2), 317-321 (2007-04-05)
We present here a protocol for the synthesis of the dihydropyrimidine (DHPM) derivative monastrol, which is known to be a specific mitotic kinesin Eg5 inhibitor. By applying controlled microwave heating under sealed-vessel conditions, the synthesis via the one-pot three-component Biginelli
Yan Liang et al.
Water research, 47(7), 2572-2582 (2013-03-16)
Saturated sand-packed column experiments were conducted to investigate the influence of physicochemical factors on the transport and retention of surfactant stabilized silver nanoparticles (AgNPs). The normalized concentration in breakthrough curves (BTCs) of AgNPs increased with a decrease in solution ionic
Cristina L Zavaleta et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(25), E2288-E2297 (2013-05-25)
Endoscopic imaging is an invaluable diagnostic tool allowing minimally invasive access to tissues deep within the body. It has played a key role in screening colon cancer and is credited with preventing deaths through the detection and removal of precancerous

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