Merck
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420840

Sigma-Aldrich

LUDOX ® AS-40 胶态二氧化硅

40 wt. % suspension in H2O

Synonym(s):
二氧化硅 制备
Linear Formula:
SiO2
CAS Number:
Molecular Weight:
60.08
MDL编号:
PubChem化学物质编号:

描述

colloidal

质量水平

200

形式

liquid

浓度

40 wt. % suspension in H2O

表面积

~135 m2/g

pH值(酸碱度)

9.1

密度

1.295 g/mL at 25 °C

SMILES string

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

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应用

LUDOX® AS-40胶体二氧化硅已被用作:
  • 作为二氧化硅源,开发用于构建热响应凝胶注入表面的多孔基材。
  • 用于NMR校准的二氧化硅标准参考材料,可用于使用溶剂弛豫数据确定二氧化硅颗粒的表面积。
  • 用于通过种子辅助结晶在多孔α-氧化铝载体上形成丝光沸石膜的二氧化硅源。

铵稳定反离子

包装

1, 4 L in poly bottle
18 L in poly drum

法律信息

LUDOX is a registered trademark of W.R. Grace & Co.-Conn.

储存分类代码

12 - Non Combustible Liquids

WGK

nwg

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Certificate of Analysis

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Certificate of Origin

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